"Bang Bang (My Baby Shot Me Down)" is the name of a song written by Sonny Bono. In 1966, Cher released it as the second single from the album The Sonny Side of Cher. Nancy Sinatra later covered the song in 1967.
Also in 1967, Nancy Sinatra released her version of the song on her album How Does That Grab You?. This version remained relatively obscure until it was used in the opening scenes of the 2003 movie Kill Bill Volume 1.