The #1 song on May 4, 2009

Boom Boom Pow By The Black Eyed Peas

Other #1 songs on May 4, 2009

UK #1 Song

Number 1
Tinchy Stryder featuring N-Dubz

#1 R&B Song

Blame It
Jamie Foxx featuring T-Pain

#1 Country Song

It's America
Rodney Atkins

#1 Alternative Hit

Know Your Enemy
Green Day

#1 Dance Track

Boom
Anjulie