Where To Stream The Big Bang Theory Season 11 Episode 21
The Comet Polarization
- Aired April 19, 2018
- 30 Min
- Rated 7.1
- Number 211 Of 279 Rated Episodes
Sheldon's comic book store experiences changes when writer Neil Gaiman puts Stuart's store on the map. Also, Koothrappali takes credit for Penny's astronomical discovery, and friendships are threatened.