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 studios. Though Geffen planned to release "Chinese Democracy" in 1999, it was delayed and completely re-recorded in 2000. With costs reportedly exceeding $13 million, it became the most expensive rock album ever produced, and Geffen pulled their funding in 2005. After missing an announced March 2007 release date, it was finally released in November 2008, dogged by online leaks and legal disputes. Preceded by the title track as a lead single, "Chinese Democracy" debuted at number three on the "Billboard" 200, and was certified Platinum by the Recording Industry Association of America (RIAA); however, it did not meet sales expectations