Which rock star's real name is William Michael Albert Broad?

William Michael Albert Broad (born 30 November 1955), known professionally as Billy Idol, is an English musician, singer, songwriter, and actor who holds dual British and American citizenship. He first achieved fame in the 1970s emerging from the London punk rock scene as a member of Generation X. Subsequently, he embarked on a solo career which led to international recognition and made Idol a lead artist during the MTV-driven "Second British Invasion" in the United States. The name "Billy Idol" was inspired by a schoolteacher's description of him as "idle".

His debut studio album, "Billy Idol" (1982), was a commercial success. With music videos for singles "Dancing with Myself" and "White Wedding" Idol soon became a staple of then newly established MTV. Idol's second studio album, "Rebel Yell" (1983), was a major commercial success, featuring hit singles "Rebel Yell" and "Eyes Without a Face". The album was certified double platinum by the Recording Industry Association of America (RIAA). In 1986, he released "Whiplash Smile". Having accumulated three UK top 10 singles ("Rebel Yell", "White Wedding" and "Mony Mony") Idol released a 1988 greatest hits album entitled "Idol Songs: 11 of the Best"; the album went platinum in the United Kingdom. Idol then released two studio albums, "Charmed Life" (1990) and the concept album "Cyberpunk" (1993).