The Change Constant

"Episode #12.23" is the twenty-third episode of the twelfth season of the sitcom The Big Bang Theory. The episode will air in May 2019.

Summary
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Extended Plot
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Credits

 * Guest starring:
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 * Teleplay: To be entered.
 * Story: To be entered.

Critics
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Trivia
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Quotes
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Gallery
 Cast8.jpg|Opening photo. CAR.png