The Big Bang Theory

The Big Bang Theory (2007)

1 mistake in The Prom Equivalency

(5 votes)

The Prom Equivalency - S8-E8

Other mistake: Leonard says he had a growth spurt after his high school prom. In "The Cooper-Hofstadter Polarization" he told Penny that he still had all his clothes he owned since the eighth grade, after his last growth spurt.

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