Other #1 songs on December 20, 2009
Across genres and charts

Need You Now by Lady Antebellum

#1 country song

Need You Now

Lady Antebellum

Bad Romance by Lady Gaga

#1 dance track

Bad Romance

Lady Gaga

I Invented Sex by Trey Songz featuring Drake

#1 R&B song

I Invented Sex

Trey Songz featuring Drake

Killing in the Name by Rage Against the Machine

#1 song in the UK

Killing in the Name

Rage Against the Machine

Empire State of Mind by Jay-Z and Alicia Keys

#1 song

Empire State of Mind

Jay-Z and Alicia Keys

The #1 Movie
At the box office on December 20, 2009

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Directed by James Cameron