Dave Matthews of Dave Matthews Band performing live at the Molson Amphitheatre at Ontario Place. Toronto, Canada. 09.06.09

Big Whiskey and the GrooGrux King claims the third biggest opening week in 2009, behind albums by Eminem and U2.

Eminem's Relapse slips to number two and rockers 311 debut at three on the new countdown with Uplifter. Green Day's 21st Century Breakdown and Lady GaGa's The Fame round out the top five.

The new top 10 also features debuts from Sammy Hagar's new supergroup Chickenfoot, at six, and Taking Back Sunday at seven.

Source: WENN