Episode Titles: Song
You are viewing a list of 1 The Big Bang Theory episode featuring "Song" in their title.
Season 2, Episode 18 - The Work Song Nanocluster
Aired March 16, 2009
When Penny has an idea for a home business, she soon regrets asking for Sheldon's help as he takes over the operation. The whole gang ends up spending the night trying to ship an order of a thousand Penny blossoms, with Sheldon resorting to caffeine to make it through the night.