The Big Bang Theory Season 9 Episode 20

The Big Bang Theory Season 9 Episode 20

Sheldon spills a secret of Leonard’s when the two take a weekend cabin trip with Penny and Amy. Also, when Koothrappali goes overboard with pregnancy gifts, Wolowitz and Bernadette must draw the line.

Episode Title: The Big Bear Precipitation

Air Date: 2016-04-07

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