The Big Bang Theory

Season 12 Episode 12

The Propagation Proposition

Aired Thursday 8:00 PM Jan 10, 2019 on CBS
7.4
out of 10
User Rating
30 votes

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Episode Summary

EDIT

Penny's ex-boyfriend, Zack, and his wife want a baby, but when Zack is infertile, they ask Leonard for help. Also, Raj attempts to mend things with his ex-fiancée, Anu.

Who was the Episode MVP ?

Lindsey Kraft

Lindsey Kraft

Marissa

Guest Star

Shay Ali

Shay Ali

Greg

Guest Star

Brian George

Brian George

Dr. Koothrappali

Recurring Role

Brian Thomas Smith

Brian Thomas Smith

Zack Johnson

Recurring Role

Rati Gupta

Rati Gupta

Anu

Recurring Role

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Trivia, Notes, Quotes and Allusions

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