Beyonce has kicked off the New Year (09) at the top of the U.S. pop charts after scoring a fourth week as the Billboard Hot 100's number one.
Single Ladies (Put a Ring on It) keeps Lady GaGa's Just Dance from the top of the year's first countdown, while T.I.'s former chart-topper Live Your Life slips to three.
Kanye West's Heartless and Taylor Swift's Love Story round out the first top five of 2009.
The year's first highest new entry comes from Miranda Cosgrove, whose cover of British trio Sugababes' About You Now debuts at 51.