The Big Bang Theory2007 | TV Show

Cast & Crew  |  Episode Guide

Two nerdy physicists share an apartment and an unlikely friendship with their beautiful neighbor with whom one of them is infatuated.

Premiered: September 24, 2007

Rating: TV-PG

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Season 5, Episode 2 The Infestation Hypothesis

First Aired: September 22, 2011

Penny and Sheldon clash, and Amy is caught in the middle of their battle; and Leonard looks for ways to keep his long-distance romance with Priya alive.

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Previous Episode

The Skank Reflex Analysis

Season 5, Episode 1

September 22, 2011

Next Episode

The Pulled Groin Extrapolation

Season 5, Episode 3

September 29, 2011