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The Big Bang Theory S2E21 poster

Watch The Big Bang Theory – Season 2 Episode 21: The Vegas Renormalization

The Big Bang Theory • Season 2, Episode 21 • 22 min • 2007 • ⭐ 7.9/10 • Comedy

Cast: Jim Parsons , Kaley Cuoco , Johnny Galecki , Simon Helberg , Kunal Nayyar , Melissa Rauch , Mayim Bialik

Directors: Chuck Lorre , Bill Prady

Watch The Big Bang Theory – S2E21

Episode Overview

Leonard and Koothrappali escort a heartbroken Wolowitz to Las Vegas, and Sheldon becomes locked out of his apartment and must stay with Penny.

Episode Navigation

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