Other #1 songs on January 21, 2007
Across genres and charts

#1 country song

Watching You

Rodney Atkins

#1 dance track

Party People

Altar featuring Jeanie Tracy

#1 R&B song

Irreplaceable

Beyoncé

#1 song in the UK

Grace Kelly

Mika

#1 song

Irreplaceable

Beyoncé

The #1 Movie
At the box office on January 21, 2007

Night at the Museum

Directed by Shawn Levy

Notable January 21 Birthdays
Born in the 2000s

IShowSpeed

Influencer

Born January 21, 2005