LOS ANGELES – Green Day's "21st Century Breakdown" has won the best rock album Grammy.The group's album topped works by U2, AC/DC, Eric Clapton and Steve Winwood, and the Dave Matthews band.Beyonce leads Sunday night's awards program with five trophies including song of the year for her hit "Single Ladies (Put a Ring On It)."The Kings of Leon's "Use Somebody" has been named record of the year.___On the Net:http://www.grammys.com
via news.yahoo.com
