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The Big Bang Theory - S5 Ep. 18
PG | Comedy

Air Date: Fri 14 Mar 2025

Sheldon's world turns upside-down when his barber gets sick. Meanwhile, astronaut training gets Howard to rethink his decision to join the upcoming mission to space.

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About the Show

Geeky physicists and roommates Sheldon and Leonard's lives are changed when Penny, an attractive waitress and aspiring actress, moves into the apartment across from theirs. Penny quickly becomes a part of Sheldon and Leonard's social group, which includes the equally geeky engineer Howard and astrophysicist Raj.