Hard rock Entwistle until 2006) and Black Sabbath (with Osbourne 1997–2006 and Dio 2006–2010) and even a one off performance by Led Zeppelin (2007), renewing the interest in previous eras. Additionally, hard rock supergroups, such as Audioslave (with former members of Rage Against the Machine and Soundgarden) and Velvet Revolver (with former members of Guns N' Roses, punk band Wasted Youth and Stone Temple Pilots singer Scott Weiland), emerged and experienced some success. However, these bands were short-lived, ending in 2007 and 2008, respectively. The long-awaited Guns N' Roses album "Chinese Democracy" was finally released in 2008, but only went platinum and
Chinese Democracy its pledge. On the album's release, however, Dr Pepper's online distribution of coupons proved inadequate. Lawyers for the band threatened Dr Pepper's parent company with a lawsuit two days after the album's release; in a letter to the company, Rose's lawyer Alan Gutman said: "The redemption scheme your company clumsily implemented for this offer was an unmitigated disaster which defrauded consumers and, in the eyes of vocal fans, ruined "Chinese Democracy"'s release." Gutman also demanded the company make a full-page apology that would appear in "The Wall Street Journal", "USA Today", "The New York Times", and "The Los Angeles Times".