The Big Bang Theory2007 | TV Show

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Two nerdy physicists share an apartment and an unlikely friendship with their beautiful neighbor with whom one of them is infatuated. Like the universe after the big bang, the show's popularity expanded, thanks to breakout star Jim Parsons, along with the (more…)

Premiered: September 24, 2007

Rating: TV-PG

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Season 4, Episode 20 The Herb Garden Germination

First Aired: April 7, 2011

Sheldon and Amy spread gossip as part of an experiment; and Howard and Bernadette's relationship gets serious. Physicist Brian Greene has a cameo.

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The Zarnecki Incursion

Season 4, Episode 19

March 31, 2011

Next Episode

The Agreement Dissection

Season 4, Episode 21

April 28, 2011

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