Howard and Bernadette are seen here during a scene fromThe Big Bang Theory. The photo is courtesy of the episode "The Herb Garden Germination."
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Sheldon and Amy are all about spreading gossip in this photo. It's from the episode "The Herb Garden Germination."
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The Big Bang Theory Season 4 Episode 20 Quotes

Oh, Bernadette, please play my clarinet.

Raj's poem

Amy: The meme has reached full penetration.
Sheldon: Pun intended?
Amy: No. Happy accident.