Medium quality. Itunes Store. Watch with Watch on Tvcom Watch Now. Show More Show Less. Meanwhile, Koothrappali doesn't want Wolowitz to join him in hosting a show at the planetarium. Meanwhile, Leonard is shocked that Penny doesn't remember their first kiss. G Leonard is caught between a rock and a hard place when he's responsible for distributing extra grant money.
Bernadette turns the backyard playhouse into a hideaway from her husband and kids. PG Sheldon tries to bond with Amy's father. But when Howard lures Mr.
Fowler away with magic tricks, Sheldon has no choice but to bond with Mrs. Wolowitz's and tries to score tickets to Comic Con. Sheldon tries to comfort Penny, who's worried Leonard is having too good a time on the North Sea, while Raj gets on the wrong side of the head of HR.
When Sheldon learns that Leonard came home early to be with Penny, his feelings are hurt. Howard can't understand why he's feeling fat and vulnerable.
When the gang competes in a cutthroat scavenger hunt designed by Raj, it brings out the best -- and worst -- in everyone. After Amy ruins one of Sheldon's favorite movies, he seeks revenge. Meanwhile, Leonard discovers a way to get Penny to do his bidding. Sheldon must decide how much "Amy time" is too much after she takes a job at his university, putting their relationship to the test. Sheldon's latest scientific breakthrough makes him feel like a fraud, and Howard's romantic gesture prompts Penny to step up her game with Leonard.
After Prof. Meanwhile, Howard crashes a girls' night. Leonard fails to keep Sheldon from overreacting when a past mistake comes to light.
As penance, Leonard has to "walk a mile in Sheldon's shoes. Sheldon protests when the gang drags him to Mrs. Wolowitz's house for Thanksgiving. Meanwhile, Penny and Leonard deal with a mistake from her past. Leonard and Amy help Sheldon cope with the shame he's feeling after his accidental contribution to science is disproved. While Sheldon is away, everyone gathers to decorate the Christmas tree and imagines what their lives would be like had they never met him.
When Penny's big acting break on "NCIS" is a bust, Leonard struggles to help her, which prompts Penny to ask him a bold relationship question. When Sheldon is forced to take a vacation, he tries to relax but instead spends a lot of time with Penny after she quits her job. When the guys can't get Comic-Con tickets, Sheldon decides to hold his own convention and ends up spending a wild night with James Earl Jones.
Amy persuades Sheldon to join her -- along with Howard and Bernadette -- for a romantic weekend in Napa Valley to celebrate Valentine's Day. When Leonard buys a table, it causes Sheldon to reevaluate the changes in his life. Meanwhile, Wolowitz is offered a chance to go back into space. Bernadette tries to make peace between Howard and Sheldon by having them travel together to Houston in an attempt to mend their friendship. When Sheldon visits his mom, he's forced to confront a new reality.
Meanwhile, Raj's murder-mystery party starts some fights within the gang. While Raj is wracked with guilt over dating two women at the same time, Penny wrestles with whether to take a role in a cheesy movie. Sheldon faces a personal crisis after deciding he's wasting his time with string theory. Meanwhile, a double date ends in embarrassment. Leonard tries to help Sheldon free his mind by reinstating "Anything Can Happen Thursday," and Raj seeks Howard's help to prepare for a date.
Proton helps Sheldon cope with grief, while Leonard turns a relationship milestone into a competition with Penny. A horrible day at work prompts Penny to reevaluate her life choices. Meanwhile, Howard and Bernadette struggle to care for bedridden Mrs. With his entire world changing around him, Sheldon is forced to confront an uncertain future. Meanwhile, Raj and Emily take things to the next level. As the gang deals with personal and professional ups and downs, Penny tries out a new career path in between relationship hiccups with Leonard.
Sheldon is ready to come home after an incident on the train, so Amy and Leonard pick him up in Arizona. Penny interviews at Bernadette's company.
Sheldon becomes a junior professor, but he's required to teach a class. Amy enjoys being in the middle when Penny and Bernadette have a disagreement. Sheldon and Amy outscore Leonard and Penny on a compatibility test. Raj's girlfriend, Emily, finally meets Penny.
Meanwhile, the guys consider investing in Stuart's comic book store. The girls head to Vegas for the weekend, but Penny spends her time working instead of having fun. Back at home, the guys try to invent a hoverboard. Sheldon and Raj test whether they could survive a dark-matter research expedition in a salt mine.
Leonard and Penny bicker about money. A doctor mistakes Penny's flirty sales pitch for attraction, while Amy and Bernadette debate whether female scientists should use their sex appeal.
Sheldon panics when the girls decide to recreate prom night on the roof of his building, thinking Amy will be expecting him to make a move. A distraught Sheldon tries to talk Leonard out of getting minor surgery. Meanwhile, Raj's parents announce that they're getting divorced. A professor's death prompts Leonard, Howard and Raj to reflect on their own work. Bernadette finds out how her co-workers really feel about her. Raj swoops in to help Leonard and Howard deal with a work emergency.
Amy throws an authentic Victorian Christmas party, irritating Sheldon. Leonard and Sheldon learn a lesson about compromise when Penny and Amy take them shopping for dresses. Howard tries to distract a nervous Raj. Sheldon enlists his friends to annoy him, hoping it'll put him in the right state of mind to make a breakthrough in his dark matter research.
Sheldon and Leonard deal with a rude commenter after they publish a physics paper online. The girls take an embarrassing trip down memory lane. Stuart reopens the comic book store, Penny tries to help Sheldon stop dwelling on things and Howard receives some shocking news. Sheldon and Penny try out an experiment that supposedly makes people fall in love. The rest of the gang spends the evening at an escape room.
Amy is upset when Sheldon applies to be part of a one-way mission to colonize Mars. A magazine fails to give Leonard credit for the paper he co-wrote with Sheldon, and they bicker during a dinner at Mrs. Wolowitz's house. At home, Howard and Bernadette argue about "Doctor Who. Sheldon and Amy make a breakthrough in their relationship while building a blanket fort together. Penny appears on Wil Wheaton's podcast. Penny thinks about giving acting another try. Leonard is scheduled to give a commencement speech at his old high school, but his flight gets canceled.
Raj can't get his toy helicopter to work. Sheldon and Leonard's mothers butt heads when they finally meet. Bernadette demands that Howard do his fair share of the housework. After Sheldon hurts Amy's feelings on the anniversary of their first date, she decides it's time to reexamine their relationship. Adulthood continues to catch up to the whole gang and their relationships take new and exciting steps, even as Sheldon tries to resist big changes. Leonard's confession to Penny on their big day in Las Vegas creates a rift between them, while Sheldon and Amy also hit a bump in their relationship.
Leonard meets up with Mandy as he and Penny each face fears about their relationship. Sheldon shoots an angry episode of "Fun with Flags. Raj and Howard plan a bachelor party for Leonard, but just getting there will be an adventure.
The girls have a bachelorette party at Penny's place. After learning that Leonard and Penny will move in together, Sheldon tries to emotionally travel in time to , before he knew Leonard, Penny and Amy. The guys take up fencing in an effort to get more exercise. Stuart tries to figure out how to get more girls to come to his store.
Sheldon and Leonard need to find liquid helium quickly when Swedish scientists set out to prove their hypothesis. Amy tries a dating app. Sheldon gets emotional during an interview with Wil Wheaton for a "Star Trek" documentary. Bernadette wants to start renovating Howard's mom's house.
Penny, Bernadette and Leonard spy on Amy's date. Howard and Raj help Sheldon place an online ad to find a new girlfriend. Amy and Sheldon go to the aquarium together as friends. Howard reluctantly agrees to volunteer at a soup kitchen. Penny and Leonard host Thanksgiving. Sheldon gets a song stuck in his head but can't figure out what it is. Howard and Raj go overboard when they learn that their band has a fan.
Sheldon has to decide between spending time with Amy on her birthday and attending opening night of "Star Wars: The Force Awakens" with the guys. Penny uses Leonard to make a sales pitch to a psychiatrist. Sheldon and Raj discover an asteroid. Stuart moves out of Howard and Bernadette's house. After being annoyed by sick Sheldon, everyone goes to Las Vegas to get away from him.
Sheldon learns the value of empathy and apologizing. Meemaw comes to visit, but things don't go well when she meets Amy. Raj meets a girl he likes, prompting him to ponder his relationship with Emily. Leonard and Penny start to feel old. Howard freaks out when he hears big news, so the boys take him to a karaoke bar to calm him down. There, they come up with a new moneymaking idea. Sheldon is reluctant to celebrate his birthday due to a bad childhood experience, but gives in when Amy and the others plan a big party for him.
The guys attempt to patent their idea but learn that the financial details will be sticky. Raj asks the girls for advice about Emily. Amy buys Sheldon a new laptop, then learns something unusual about him. Howard and Leonard lie to their wives to see a screening of "Suicide Squad. Amy, Penny, Leonard and Sheldon exchange secrets on a weekend trip to a cabin in the woods.
Raj gets too involved in Bernadette's personal life. A trivial disagreement between Leonard and Sheldon before a "Game of Thrones" viewing party devolves into a huge argument involving everyone. Sheldon stays behind with Bernadette while everyone else goes to a wine tasting party. Raj gets into some hot water when he brings Claire along. If you averaged four episodes per day, you could cover all of them in five days, leaving a day to peruse the rest of the content on offer and subsequently cancel your subscription, without paying so much as a dime.
How to watch Steven Universe online: Binge the animated series for free 2 days ago. Penny tries to seduce an abstaining Leonard to ruin his "donation" for her ex-boyfriend, Zack, and his wife, Marissa. Also, Wolowitz, Bernadette, Anu and Koothrappali turn Koothrappali's canceled bachelor party into a couple's trip aboard the "vomit comet,". Sheldon is thrilled to help Bernadette and Wolowitz navigate bureaucratic paperwork, until he discovers they are breaking the law.
Also, Leonard is disappointed when his friends exclude him from a scientific project. When Sheldon and Amy's super asymmetry theory is proven by two physicists, Dr. Pemberton and Dr. Campbell from Chicago, they're thrilled, until they try to kick Amy off the Nobel nomination. Also, Bernadette has a big success at work and Penny's going to be a part of it. Penny's ex-boyfriend, Zack, and his wife want a baby, but when Zack is infertile, they ask Leonard for help. Penny and Leonard organize a paintball game that results in mayhem when Sheldon is jealous of Amy.
Also, Koothrappali catches Anu with her ex-boyfriend, and Stuart doesn't want to move in with Denise. Sheldon and Amy are devastated after learning from a Russian paper that Super Asymmetry has already been discovered and disproven. Also, ultra-competitive Bernadette asks Stuart's girlfriend, Denise, to teach her how to beat Howard in a popular videogame.
Sheldon tries to bond with Amy's father, but when Wolowitz lures Mr. Fowler away with magic tricks, Sheldon has no choice but to bond with Mrs. Also, Koothrappali and Anu try to get physical for the first time. Leonard is caught between a rock and a hard place when he's responsible for distributing extra grant money. Also, Bernadette turns the backyard playhouse into a hideaway from her husband and kids.
Also, Leonard is shocked that Penny doesn't remember their first kiss. When Sheldon won't tell anyone why he's never mentioned Tam, his childhood best friend, Leonard takes matters into his own hands.
Life gets complicated when Stuart starts bringing his new girlfriend home; Penny and Leonard talk about starting a family; Koothrappali explores an arranged marriage. Sheldon and Amy go crazy trying to figure out what "perfect gift" Leonard and Penny gave them for their wedding; Koothrappali decides to settle down and asks his father to arrange a marriage for him.
Sheldon and Amy's honeymoon runs aground in New York, while Penny and Leonard discover they are uncomfortably similar to Amy's parents, Mr. Amy's parents arrive for the wedding, along with Sheldon's family. Everybody is focused on making sure all the arrangements for the big day go according to plan - everyone except the bride and groom. When Sheldon learns that his mother won't attend his wedding unless he invites his brother, Georgie, he and Leonard travel to Texas to end a family feud.
Also, the Wolowitz kids inadvertently infest Amy, Bernadette, Wolowitz and Koothrappali with pinkeye. Sheldon goes to Vegas to win money for science. Also, Penny and Bernadette take Amy wedding dress shopping, but her terrible choice entangles them in a web of lies.
Sheldon's comic book store experiences changes when writer Neil Gaiman puts Stuart's store on the map. Also, Koothrappali takes credit for Penny's astronomical discovery, and friendships are threatened. A brilliant but reclusive scientist, Doctor Wolcott, invites Sheldon to his cabin in the middle of nowhere, and Leonard, Raj and Howard go along for the trip.
Also, Penny and Bernadette improvise after Amy doesn't like the tame bachelorette party they planned for her. All rights reserved.Watch The Big Bang Theorry. ComedyWatch the big bang theory episodes free online. No Free Trial. Highest quality. Watch with Watch on Xfinity Watch Now. High quality. Sling TV. Microsoft Store. Medium quality. Itunes Store. Watch with Watch on Tvcom Watch Now. Show More Show Less. Seasons and episodes availability varies between streaming services and are catered to US users. Most recommended streaming services. Watch the big bang theory episodes free online Leonard and Sheldon are brilliant physicists — geniuses in the laboratory but socially challenged everywhere else. Enter beautiful, street-smart neighbor Penny, who aims to teach them a thing or two about life. The Big Bang Theory. It's time to geek-out with the gang. Stream the galaxy's biggest comedy, from the beginning, right here. Bazinga! Every season. Comedy. What's New. Never Say This Stuff To A Fan Of The Big Bang Theory Here's Your First Look At The Guests Coming To Young Sheldon And TBBT · Here's Your. Start a Free Trial to watch The Big Bang Theory on YouTube TV (and cancel anytime). Stream live TV from ABC, CBS, FOX, NBC, ESPN & popular cable. The Big Bang Theory. + 12 SeasonsTV Shows Watch all you want for free. TRY 30 DAYS Episode 1 of Season 1. Watch The Big Bran Hypothesis. Watch The Big Bang Theory Online: The complete guide by MSN. Full Series: every season & episode. Click here and start watching The Big Bang Theory in seconds. Watch with Watch on FandangoNOW Watch Now. No Free Trial. $ /. The Big Bang Theory is available to watch and stream on CBS. You can also buy, rent The Big Bang Theory on demand at HBO Max, Amazon, Hulu, Vudu, TBS. Is Netflix, Amazon, Hulu, etc. streaming The Big Bang Theory? Find where to S12 EThe Change Constant / The Stockholm Syndrome. Watch Now. Stream. We've also triple-checked to ensure that the entire article is free of The Big Bang Theory has reached its final episode and, as a result. The Big Bang Theory. Watch Episodes. Home · Video · News All this begins to change when a free-spirited beauty named Penny moves in next door. *Visit our. I'm going to pick you up at eight, show you a night you will never forget. Leonard: Yes, and you've never met one of them. The Paintball Scattering Jan 03, Leonard: Hi. The Spaghetti Catalyst May 03, The Excelsior Acquisition Mar 01, The Explosion Implosion Oct 16, Unemployed, Sheldon quickly spirals into depressions which Leonard tries to end by bringing over Sheldon's mother. The Tesla Recoil Nov 16, The Citation Negation Nov 15,