Other #1 songs on January 23, 2009
Across genres and charts

#1 alternative hit

Sex on Fire

Kings of Leon

#1 country song

Start a Band

Brad Paisley duet with Keith Urban

#1 R&B song

Single Ladies (Put a Ring on It)

Beyoncé

#1 song in the UK

Just Dance

Lady Gaga featuring Colby O'Donis

#1 song

Just Dance

Lady Gaga featuring Colby O'Donis

The #1 Movie
At the box office on January 23, 2009

Underworld: Rise of the Lycans

Directed by Patrick Tatopoulos