The #1 R&B song on April 13, 2007

Lost Without U By Robin Thicke

Other #1 songs on April 13, 2007

#1 Hit Song

Don't Matter
Akon

UK #1 Song

I'm Gonna Be (500 Miles)
The Proclaimers

#1 Country Song

Last Dollar (Fly Away)
Tim McGraw

#1 Alternative Hit

Survivalism
Nine Inch Nails

#1 Dance Track

U Spin Me
Inaya Day