The #1 R&B song on March 28, 2007

Lost Without U By Robin Thicke

Other #1 songs on March 28, 2007

#1 Hit Song

Glamorous
Fergie featuring Ludacris

UK #1 Song

I'm Gonna Be (500 Miles)
The Proclaimers

#1 Country Song

Beer in Mexico
Kenny Chesney

#1 Alternative Hit

From Yesterday
Thirty Seconds to Mars

#1 Dance Track

Angelicus
Delerium featuring Isabel Bayrakdarian