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The Big Bang Theory - Season 12 Episode 12 The Propagation Proposition

Trailer
Penny runs into her ex-boyfriend, Zack, who invites her and Leonard to a dinner to meet his newlywed wife. After the dinner the newlywed couple make an odd proposition to Leonard, which makes Penny to freak out. Also, Raj attempts to mend things with his ex-fiancée, Anu.

First Air Date: Sep 24, 2007

Last Air date: May 16, 2019

Season: 12 Season

Episode: 279 Episode

Runtime: 22 minutes

IMDb: 7.91/10 by 11,280.00 users

Popularity: 205.005

Language: English