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The Big Bang Theory - Season 9 Episode 23 The Line Substitution Solution

Trailer
Sheldon hires Stuart to spend the day with Amy when he’d rather go to a movie screening. Also, Leonard’s mother, Beverly, comes to town and Penny struggles to make a connection with her.

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 11,308.00 users

Popularity: 223.513

Language: English