The #1 R&B song on January 4, 2011

Can't Be Friends By Trey Songz

Other #1 songs on January 4, 2011

#1 Hit Song

Grenade
Bruno Mars

UK #1 Song

When We Collide
Matt Cardle

#1 Country Song

Felt Good on My Lips
Tim McGraw

#1 Alternative Hit

Waiting for the End
Linkin Park

#1 Dance Track

Louder (Put Your Hands Up)
Chris Willis