Tripper Posted April 19, 2018 Share Posted April 19, 2018 'The Comet Polarization' - Season 11, Episode 21 Airs Thursday, April 19 at 8/7c on CBS. 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. Link to comment Share on other sites More sharing options...
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