"My Best Friend's Girl" is a song by American rock band The Cars from their 1978 self-titled debut album on Elektra Records. Written by Ric Ocasek and produced by Roy Thomas Baker, the song was released as the album's second single. It peaked at number 35 on the U.S. Hot 100 chart, and reached number three in the UK. "My Best Friend's Girl" was included on the soundtrack to the 1979 film Over the Edge, and the song appears on numerous compilation albums, such as the band's 1985 Greatest Hits, 1995's Just What I Needed: The Cars Anthology, and 2002's Complete Greatest Hits. A live version of the song by The New Cars appears on their 2006 debut album, It's Alive!. From The Album : The Cars. Released : October 10, 1978. Label : Elektra. Writer : Ric Ocasek. Producer : Roy Thomas Baker. Genre : New Wave, Rockabilly, Power Pop.