Other #1 songs on April 21, 2011
Across genres and charts

Rope by Foo Fighters

#1 alternative hit

Rope

Foo Fighters

Colder Weather by Zac Brown Band

#1 country song

Colder Weather

Zac Brown Band

Look at Me Now by Chris Brown featuring Lil Wayne & Busta Rhymes

#1 R&B song

Look at Me Now

Chris Brown featuring Lil Wayne & Busta Rhymes

Party Rock Anthem by LMFAO featuring Lauren Bennett and GoonRock

#1 song in the UK

Party Rock Anthem

LMFAO featuring Lauren Bennett and GoonRock

E.T. by Katy Perry featuring Kanye West

#1 song

E.T.

Katy Perry featuring Kanye West

The #1 Movie
At the box office on April 21, 2011

Rio

Rio

Directed by Carlos Saldanha