"Planet of Sound" is a song by the American alternative rock band Pixies; the second track on their 1991 album Trompe le Monde. It was written and sung by frontman Black Francis and produced by Gil Norton during the album's recording sessions. "Planet of Sound" was released as the first single from Trompe le Monde in the US and UK."Planet of Sound" references the instrumental "Classical Gas".The single version is a different mix from that included on the album.