Rock Heavies: Lucifer's Friend is the second of two compilation albums by Lucifer's Friend. This compilation collects some of Lucifer's Friend's best songs from their first album, Lucifer's Friend (1970), third album I'm Just a Rock & Roll Singer (1973), and fifth album Mind Exploding (1976). This compilation was released by Vertigo Records in 1980. This compilation is not as extensive as the Fontana Records release, The Devil's Touch (1976), in that it only includes three songs from Lucifer's Friend, one song from I'm Just a Rock & Roll Singer, and four songs from Mind Exploding.