The #1 dance song on December 31, 2009

Bad Romance By Lady Gaga

Other #1 songs on December 31, 2009

#1 Hit Song

Empire State of Mind
Jay-Z and Alicia Keys

UK #1 Song

Killing in the Name
Rage Against the Machine

#1 R&B Song

I Invented Sex
Trey Songz featuring Drake

#1 Country Song

Need You Now
Lady Antebellum

#1 Alternative Hit

Uprising
Muse

Notable December 31 birthdays in the 2000s

Joe Scally

Born December 31, 2002
Katie Volynets

Born December 31, 2001
Alycia Parks

Born December 31, 2000