MTV, VH1, and CMT will simultaneously air “ReAct Now,” a special featuring over thirty artists to help raise funds for the Hurricane Katrina relief effort. The show will be a mix of performances and messages from Kanye West, Kelly Clarkson, the Rolling Stones, Audioslave, Common, John Mayer, Dashboard Confessional, Paul McCartney, Neil Young, Trent Reznor, Alicia Keys, Rob Thomas, Usher, Green Day, and more. The show will be broadcast Saturday, September 10 from 8 to 11pm ET/PT.http://www.mtv.com/news/articles/1508922/20050902/west_kanye.jhtml?headlines=true