The #1 alternative song on April 21, 2009

Use Somebody By Kings of Leon

Other #1 songs on April 21, 2009

#1 Hit Song

Boom Boom Pow
The Black Eyed Peas

UK #1 Song

I'm Not Alone
Calvin Harris

#1 R&B Song

Blame It
Jamie Foxx featuring T-Pain

#1 Country Song

Here Comes Goodbye
Rascal Flatts

#1 Dance Track

Love Is the Look
Kristine W