The #1 song on May 1, 2011

E.T. By Katy Perry featuring Kanye West

Other #1 songs on May 1, 2011

UK #1 Song

Party Rock Anthem
LMFAO featuring Lauren Bennett and GoonRock

#1 R&B Song

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

#1 Country Song

Live a Little
Kenny Chesney

#1 Alternative Hit

Rope
Foo Fighters

#1 Dance Track

Army of Love
Kerli