The #1 R&B song on September 7, 2011

I'm On One By DJ Khaled featuring Drake, Rick Ross & Lil Wayne

Other #1 songs on September 7, 2011

#1 Hit Song

Moves Like Jagger
Maroon 5 featuring Christina Aguilera

UK #1 Song

Stay Awake
Example

#1 Country Song

Remind Me
Brad Paisley, duet with Carrie Underwood

#1 Alternative Hit

The Adventures of Raindance Maggie
Red Hot Chili Peppers

#1 Dance Track

Best Thing I Never Had
Beyoncé