David Byron vocalist for Spice (1967–1969). Deciding that the Spice sound would require keyboards, they recruited keyboardist/guitarist/singer/songwriter Ken Hensley, who was Paul Newton's bandmate in The Gods. During this time Bron redubbed the band Uriah Heep from the Charles Dickens novel "David Copperfield". Shortly afterward the band's career really took off, first in Germany, Britain and finally the United States. In 1971 Byron also appeared on two LPs by John Schroeder. Byron was the original singer of the English rock band Uriah Heep between 1969 and 1976. David Byron sang on ten Uriah Heep albums: "Very 'eavy Very 'Umble", "Salisbury", "Look at
Heavy metal lyrics freedom of speech argument. Heavy metal has been the subject of critiques from "music industry watchdogs and parents’ groups for its violent, drug-related, sexual, antisocial and occult lyrics". During the 1980s, the PMRC, an advocacy group which was against the alleged presence of negative themes in popular music, used music professor Joe Stuessy to testify against metal. Professor Stuessy alleged that heavy metal songs focus on violence, substance abuse, perversion, S&M, and Satanism. Walser analyzed 88 metal songs' themes to determine if Professor Stuessy’s claims were valid. Walser found that the themes Stuessy claimed were common in metal were actually