I'm Ruthless... and Have a Smile on My Face!" was used as the theme song for the American syndicated children's television show of the same name, which ran from 1986 to 1988. The song was re-used for a series of TV commercials for the Australian ice cream chain Scream 'n' Sour by Sydney-based record company, RooArt Music. The commercial version features Australian rap artist, Briggs, and contains an additional verse not in the original version. The song was also used as the theme song for the 1985 film The Karate Kid, although that was written by composer Harold Faltermeyer. The dance routine was later included in the 1988 motion picture 'Kickboxer'. Notable covers The song was covered by The Strikers in 1983 with vocals by Robyne Robinson and Reggie Houston on their album Robyne & Reggie in Full Effect. British pop group Shakespears Sister did a cover of the song on their 2000 covers album Broken Angels. The song is the theme song to the short-lived sitcom Riptide and is included on the album Riptide: The Music of Paul Jabara. References Category:1980 singles Category:1981 singles Category:1985 singles Category:Songs written by Jay Dahlberg Category:The B-52's songs Category:The Jets (US band) songs Category:Song recordings produced by Richard Gottehrer Category:1981 songs Category:Atlantic Records singles Category:1980 songs Category:American hip hop songs Category:Novelty and fad dances Category:New wave songs Category:Songs about dancing