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

Know Your Enemy by Green Day

#1 alternative hit

Know Your Enemy

Green Day

It Happens by Sugarland

#1 country song

It Happens

Sugarland

Halo by Beyoncé

#1 dance track

Halo

Beyoncé

Boom Boom Pow by The Black Eyed Peas

#1 song in the UK

Boom Boom Pow

The Black Eyed Peas

Boom Boom Pow by The Black Eyed Peas

#1 song

Boom Boom Pow

The Black Eyed Peas

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

Night at the Museum: Battle of the Smithsonian

Night at the Museum: Battle of the Smithsonian

Directed by Shawn Levy