Flo & Eddie is the stage name of the musical duo consisting of Mark Volman and Howard Kaylan. They first gained fame as members of the rock band The Turtles, known for hits like "Happy Together." After leaving the band, they adopted the name Flo & Eddie and became prominent in the music scene during the 1970s. The duo is recognized for their distinctive vocal harmonies and comedic style. They collaborated with various artists and bands, including Frank Zappa and The Mothers of Invention. Flo & Eddie also ventured into television and voice acting, contributing to shows like The Simpsons.