The #1 alternative song on May 27, 2009

Know Your Enemy By Green Day

Other #1 songs on May 27, 2009

#1 Hit Song

Boom Boom Pow
The Black Eyed Peas

UK #1 Song

Bonkers
Armand Van Helden vs Dizzee Rascal

#1 R&B Song

Birthday Sex
Jeremih

#1 Country Song

It Happens
Sugarland

#1 Dance Track

Wrong
Depeche Mode