Big News - Tall - The Big Bang Theory Season 12 Episode 23

Sheldon and Amy wait to hear big news on The Big Bang Theory. "The Change Constant" is the 23rd episode of the show's 12th season.
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Changes To Come - The Big Bang Theory Season 12 Episode 23

Sheldon struggles with the changes to come on The Big Bang Theory finale. "The Stockholm Syndrome" is the 24th episode of the show's 12th season.
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Making New Friends - The Big Bang Theory Season 12 Episode 23

Raj makes a new friend on The Big Bang Theory finale. "The Stockholm Syndrome" is the 24th episode of the show's 12th season.
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Leaving the Kids At Home - The Big Bang Theory Season 12 Episode 23

Bernadette and Howard attempt to leave the kids at home on The Big Bang Theory finale. "The Stockholm Syndrome" is the 24th episode of the show's 12th season.
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Sheldon Spying - The Big Bang Theory Season 12 Episode 23

On whom is Sheldon spying on The Bang Theory finale? "The Change Constant" is the 23rd episode of the show's 12th season.
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Big News - The Big Bang Theory

Sheldon and Amy wait to hear big news on The Big Bang Theory. "The Change Constant" is the 23rd episode of the show's 12th season.
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Leonard Learns the Truth - The Big Bang Theory

Leonard learns the truth about why his mother came to visit on The Big Bang Theory. "The Maternal Conclusion" is the 22nd episode of the show's 12th season.
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Comforting Amy - The Big Bang Theory

Sheldon comforts Amy when she has a meltdown on The Big Bang Theory. "The Inspiration Deprivation" is the 19th episode of the show's 12th season.
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Experimenting On The Kids - The Big Bang Theory

With Wolowitz in charge, Sheldon and the gang experiment on the kids on The Big Bang Theory. "The Conference Valuation" is the 17th episode of the show's 12th season.
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Jealousy - The Big Bang Theory

Sheldon is jealous of Amy on The Big Bang Theory. "The Paintball Scattering" is the 11th episode of the show's 12th season.
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Amy and Sheldon Are Devastated - The Big Bang Theory

Amy and Sheldon are devastated by what they read in a Russian newspaper on The Big Bang Theory. "The Citation Negation" is the ninth episode of the show's 12th season.
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Bonding - The Big Bang Theory

Sheldon tries to bond with Amy's mother on The Big Bang Theory. "The Consummation Deviation" is the eighth episode of the show's 12th season.
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TBBT Quotes

Oh, Bernadette, please play my clarinet.

Raj's poem

Sheldon: I'll have a diet Coke.
Penny: Can you please order a cocktail? I need to practice mixing drinks.
Sheldon: Fine... I'll have a virgin Cuba Libre.
Penny: That's... rum and Coke without the rum.
Sheldon: Yes, and would you make it diet?