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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Looking For a Hideaway - The Big Bang Theory

Bernadette looks for her own little hideaway on The Big Bang Theory. "The Grant Allocation Derivation" is the seventh episode of the show's 12th season.
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Halloween Competition - The Big Bang Theory

Sheldon and Wolowitz go head to head for Halloween on The Big Bang Theory. "The Imitation Perturbation" is the sixth episode of the show's 12th season.
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Career Sabotage

Sheldon accidentally sabotages Amy's career on The Big Bang Theory. "The Planetarium Collision" is the fifth episode of the show's 12th season.
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Taking Out Anu - The Big Bang Theory

Bernadette and Penny plan to take out Anu on The Big Bang Theory. "The Tam Turbulence" is the fourth episode of the show's 12th season.
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Arranging Marriage - The Big Bang Theory

Raj consider entering into an arranged marriage on The Big Bang Theory. "The Procreation Calculation" is the second episode of the show's 12th season.
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The Perfect Gift - The Big Bang Theory

Amy and Sheldon try to figure out what the supposedly "perfect gift" was that Leonard and Penny gave them on The Big Bang Theory. "The Wedding Gift Wormhole" is the second episode of the show's 12th season.
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Making Plans - The Big Bang Theory

Sheldon and Amy worry about the future as their honeymoon plans start to fall apart on the season premiere of The Big Bang Theory. "The Conjugal Configuration" is the first episode of the show's 12th season.
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The Big Bang Theory Season 12 Quotes

Sheldon: The only drug I need is the endorphins pumping through my brain in anticipation of our victory.
Amy: Well, technically, anticipation wouldn't be mediated by endorphins as much as dopamine but, y'know, you've been up all night so I'll give you that one.

Penny: Leonard? Coffee?
Leonard: Black and strong like Luke Cage.
Penny: I'm too tired to even be disturbed by that.