The #1 alternative song on January 20, 2009

Sex on Fire By Kings of Leon

Other #1 songs on January 20, 2009

#1 Hit Song

Just Dance
Lady Gaga featuring Colby O'Donis

UK #1 Song

Just Dance
Lady Gaga featuring Colby O'Donis

#1 R&B Song

Single Ladies (Put a Ring on It)
Beyoncé

#1 Country Song

Start a Band
Brad Paisley duet with Keith Urban

#1 Dance Track

Human
The Killers

Notable January 20 birthdays in the 2000s

Mike Singer
Pop Singer
Born January 20, 2000
Joshua Colley
Stage Actor
Born January 20, 2002
Antonia Gigovska
World Music Singer
Born January 20, 2001
Ella Gross
Model
Born January 20, 2008
Avery Phillips
TV Actress
Born January 20, 2005