After 12 seasons, there are so many good episodes of The Big Bang Theory, but which ones really stand out? Do you like "The Bath Item Gift Hypothesis" the best, or is "The Excelsior Acquisition" your favorite episode of The Big Bang Theory? To determine once and for all what the best episodes of The Big Bang Theory are, let's rank every The Big Bang Theory episode from best to worst on this list of the best Big Bang Theory episodes, as voted on by other fans of the series. The Big Bang Theory was a popular American sitcom on CBS. The show received countless awards and remains to be one of the most dominant television programs of the last 25 years. With so many memorable episodes of the show, it's hard to trust just one person's opinion of what the top The Big Bang Theory episodes of all time are.
Fans of The Big Bang Theory are extremely passionate about the show, and there is often debate over which episodes are better than others. That's why this list exists- so you can vote for your favorites and we can find out once and for all what everyone thinks the best episode is. Episodes include everything from "The Love Car Displacement" to "The Vegas Renormalization." What are the best The Big Bang episodes of all time? Look below and find out and vote your favorites to the top! Then check out the best Big Bang Theory holiday episodes.
Original Airing: May 17, 2010
Season 3, Episode 22Leonard tells Penny about how he met Sheldon for the first time...and what happened to the elevator.
Original Airing: December 15, 2008
Season 2, Episode 11Penny starts dating Leonard's handsome colleague; Leonard and his friends are tortured by Sheldon's obsession with gift-giving etiquette.
Original Airing: November 10, 2008
Season 2, Episode 7When Sheldon bans Penny from the apartment for numerous minor infractions, she decides to retaliate.
Original Airing: February 1, 2010
Season 3, Episode 14Sheldon's search for the answer to a physics problem leads him to work at the Cheesecake Factory with Penny.
Original Airing: December 16, 2010
Season 4. Episode 11The guys find a "super" use for Penny's new boyfriend, Zack, when they enter a costume contest as the Justice League.
Original Airing: October 20, 2008
Season 2, Episode 5Leonard and his friends stage an intervention to force Sheldon to face his fear of driving.
Original Airing: September 30, 2010
Season 4. Episode 2Realizing he will not live long enough to download his consciousness into a robot body, Sheldon tries to extend his life span.
Original Airing: March 1, 2010
Season 3, Episode 16Sheldon winds up in traffic court when he gets a ticket because of Penny.
Original Airing: October 29, 2007
Season 1, Episode 6Penny hosts a Hallowe'en party, putting Leonard, Sheldon, Wolowitz, and Koothrappali through a new test of their social skills.
Original Airing: January 20, 2011
Season 4. Episode 13Bernadette runs into her ex-boyfriend while attending a science event with Wolowitz.
Original Airing: October 6, 2008
Season 2, Episode 3Sheldon creates a monster when he introduces Penny to online gaming.
Original Airing: February 23, 2012
Season 5. Episode 18Sheldon becomes agitated when his regular barber is out sick. Astronaut training causes Howard to reconsider wanting to go into space. Penny beats Leonard in chess, the first time she plays.
Original Airing: November 5, 2007
Season 1, Episode 7With Wolowitz AWOL with one of her friends, Penny's recruited to fill in for him on the guys' Halo team
Original Airing: March 31, 2011
Season 4. Episode 19Sheldon's World of Warcraft online game account is hacked and he is determined to find out who did it. Also Penny shares some girl talk with her friends about Leonard and his new girlfriend. ...more
Original Airing: November 23, 2009
Season 3, Episode 9After he's humiliated on National Public Radio, Sheldon vows to destroy Kripke, while Wolowitz tries not to destroy his new relationship with Bernadette.
Original Airing: December 14, 2009
Season 3, Episode 11A Christmas visit from his mother has Leonard discovering she's kept a lot of news from him that she shares with Sheldon and worrying if she'll approve of his romance with Penny.
Original Airing: October 7, 2010
Season 4. Episode 3The guys are concerned as Sheldon searches for an alternative to human companionship.
Original Airing: March 8, 2010
Season 3, Episode 17When the guys find a ring from "The Lord of the Rings" at a garage sale, it threatens to tear them apart.
Original Airing: November 17, 2011
Season 5. Episode 10Sheldon considers taking his relationship with Amy to the next level when Stuart from the comic book store asks her out on a date.
Original Airing: January 18, 2010
Season 3, Episode 13When their apartment is robbed, Leonard and Sheldon turn to their friends to create a state-of-the-art security system.
Original Airing: April 27, 2009
Season 2, Episode 21Leonard and Koothrappali escort a heartbroken Wolowitz to Las Vegas, and Sheldon becomes locked out of his apartment and must stay with Penny.
Original Airing: April 21, 2008
Season 1, Episode 13Sheldon finds himself booted from the gang's Physics Bowl team and replaced with Leslie, so he forms his own team, hoping to prove he's superior.
Original Airing: October 5, 2009
Season 3, Episode 3Howard and Raj visit a Goth nightclub to pick up women while Sheldon attempts to build a better Penny using chocolate-based behavior modification.
Original Airing: January 26, 2012
Season 5. Episode 14"The Beta Test Initiation" is the fourteenth episode of the fifth season of the sitcom The Big Bang Theory. The episode premiered on January 26, 2012 in the United States on CBS. In ...more
Original Airing: October 18, 2012
Season 6, Episode 4When Wolowitz returns from space, he doesn’t get the hero’s welcome he expected. Meanwhile, Game Night turns into a battle of the sexes.