![The Big Bang Theory Season 8 Episode 20 The Big Bang Theory Season 8 Episode 20](https://cdn.vidsrc.me/poster/tt0898266.jpg)
The Big Bang Theory Season 8 Episode 20
When Sheldon and Amy build a blanket fort, they come to major crossroads in their relationship. Also, Howard meets the half-brother he never knew he had. Meanwhile, Penny is invited to appear on Wil Wheaton’s podcast, but things turn awkward when Leonard joins them.
Serie: The Big Bang Theory
Episode Title: The Fortification Implementation
Air Date: 2015-04-09