The Big Bang Theory Season 11 Episode 21 The Comet Polarization 2017
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Sheldon’s comic book store experiences changes when writer Neil Gaiman puts Stuart’s store on the map. Also, friendships are threatened when Raj takes credit for Penny's astronomical discovery.
- Released: 2018-04-19
- Runtime: 22 minutes
- Genre: Comedy
- Stars: Johnny Galecki, Jim Parsons, Kaley Cuoco, Simon Helberg, Kunal Nayyar
- Director: Rick Puccio, Brian W. Armstrong, Jamie Hitchcock, Richard Price, John DeChene
