The Science Of Song: 13 Key Musical Moments From The Big Bang Theory

10/14

Penny and Sheldon singing "Blow The Man Down"

To get through a huge rush order of Penny Blossoms, her signature brand of bejeweled barrettes, Penny enlisted the help of Sheldon and the pair sang the English sea chanty "Blow The Man Down," which actually boosted their productivity in "The Work Song Nanocluster" (Episode 18, Season 2).