Quiz: How Well Do You Remember the Seasons of The Big Bang Theory?

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Mitchell Haddad / ©CBS / courtesy Everett Collection

When The Big Bang Theory first premiered in 2007 there was no way of telling just how big of a show it was going to become. Now, nearly twelve seasons later the show is wrapping up and millions of loyal fans have been around for the entire wild ride. There is no doubt that a lot has happened in those seasons as the lives of Sheldon, Amy, Leonard, Penny, Howard, Bernadette and Raj have changed. From the addition of new characters to weddings, babies and more, find out how well you really remember everything that went down by matching the event to the season it happened in!

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In what season is Amy Farrah Fowler introduced for the first time?
Season 4 Season 3 Season 2 Season 1
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Mayim Bialik first appears as Amy Farrah Fowler in season three’s “The Lunar Excitation.”
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In what season do Howard and Bernadette get married?
Season 5 Season 6 Season 4 Season 7
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Howard and Bernadette were married in the season five finale “The Countdown Reflection.”
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In what season does Stuart’s comic book store become ruined by a fire?
Season 8 Season 6 Season 7 Season 9
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The comic book store is gutted by a fire in the season seven finale “The Status Quo Combustion.”
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In what season does Raj gain the ability to speak to women normally?
Season 9 Season 4 Season 6 Season 8
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In the season six finale, Raj’s trauma from Lucy breaking up with him cures his selective mutism with women.
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In what season do Penny and Leonard get married in Las Vegas?
Season 8 Season 7 Season 10 Season 9
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Leonard and Penny are married in Las Vegas in the season nine premiere “The Matrimonial Momentum.”
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In what season do Leonard, Howard, Raj and Sheldon go to Antarctica?
Season 2 Season 4 Season 1 Season 3
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The guys leave in the season two finale “The Monopolar Expedition” and return in the season three premiere.
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In what season does Howard’s mother pass away?
Season 9 Season 8 Season 7 Season 10
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In season eight, Howard’s mother dies in her sleep while in Florida.
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In what season does the broken elevator get explained?
Season 1 Season 3 Season 4 Season 6
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The reason the elevator is broken is explained in the season three episode “The Staircase Implementation.”
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In what season does Leonard date Raj’s sister Priya?
Season 3 Season 2 Season 4 Season 6
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Leonard and Priya date for much of season four and into season five.
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In what season does Penny give Sheldon a napkin with Leonard Nimoy’s autograph (and DNA) for Christmas?
Season 2 Season 4 Season 3 Season 1
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Penny gives Sheldon the iconic gift in season two’s “The Bath Item Gift Hypothesis.”
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In what season do Penny and Leonard go on their first date?
Season 5 Season 3 Season 2 Season 1
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Penny and Leonard finally go on their first date at the end of the first season.
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In what season do Bernadette and Howard welcome their first child?
Season 10 Season 9 Season 8 Season 11
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Howard and Bernadette welcome their first daughter, Hailey, in the season ten episode “The Birthday Synchroncity.”
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In what season does Penny become a pharmaceutical sales rep?
Season 9 Season 8 Season 10 Season 7
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Penny becomes a pharmaceutical sales rep in season eight's “The Locomotion Interruption.”
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In what season does Howard travel to the International Space Station?
Season 5 Season 6 Season 4 Season 7
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Howard travels to the ISS in the season five finale “The Countdown Reflection” and he returns in season six.
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In what season is Sheldon forced to drive Penny to the hospital after she hurts her shoulder in the shower?
Season 4 Season 1 Season 3 Season 2
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Sheldon has to drive Penny to the hospital when she dislocates her arm in the season three episode “The Adhesive Duck Deficiency.”
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In what season does Sheldon go delirious from lack of sleep and hides from Leonard in a ball pit?
Season 2 Season 3 Season 1 Season 5
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Sheldon’s search for the answer to a physics problem drives him delirious in the season three episode “The Einstein Approximation.”
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In what season do we meet Sheldon’s mother for the first time?
Season 2 Season 3 Season 5 Season 1
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Laurie Metcalf as Sheldon’s mother Mary Cooper was first seen in the season one episode “The Luminous Fish Effect.”
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In what season does Sheldon get drunk and moon the audience when accepting his Chancellor’s Award for Science?
Season 3 Season 1 Season 2 Season 9
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Sheldon gets drunk to get over his fear of public speaking in the season three episode “The Pants Alternative.”
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In what season does Sheldon leave on his solo train trip?
Season 6 Season 7 Season 8 Season 5
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Sheldon leaves on his solo train trip in the season seven finale “The Status Quo Combustion.”
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In what season do Leonard and Sheldon face off against Amy and Penny in an epic games night?
Season 5 Season 7 Season 6 Season 9
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The hilarious games night happens in the season six episode “The Re-Entry Minimization.”
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Quiz: How Well Do You Remember the Seasons of The Big Bang Theory?

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