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

Lost Without U By Robin Thicke

Other #1 songs on April 1, 2007

#1 Hit Song

Don't Matter
Akon

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

Love Me or Hate Me
Lady Sovereign