The #1 song on May 28, 2010

OMG By Usher featuring will.i.am

Other #1 songs on May 28, 2010

UK #1 Song

Nothin' on You
B.o.B featuring Bruno Mars

#1 R&B Song

Un-Thinkable (I'm Ready)
Alicia Keys

#1 Country Song

The Man I Want to Be
Chris Young

#1 Alternative Hit

Lay Me Down
The Dirty Heads featuring Rome Ramirez

#1 Dance Track

Imma Be
The Black Eyed Peas