The Big Bang Theory 11x21 Promo _The Comet Polarization_ (HD)

The Big Bang Theory 11x21 "The Comet Polarization" Season 11 Episode 21 Promo - 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, on THE BIG BANG THEORY, Thursday, April 19th on CBS. Subscribe to tvpromosdb on Youtube for more The Big Bang Theory season 11 promos in HD!

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The Big Bang Theory 11x21 Promo/Preview "The Comet Polarization"
The Big Bang Theory Season 11 Episode 21 Promo
The Big Bang Theory 11x21 Promo "The Comet Polarization" (HD)

» Watch The Big Bang Theory Thursdays at 8:00pm/7:00c on CBS
» Starring: Jim Parsons, Johnny Galecki, Kaley Cuoco, Simon Helberg