The #1 song in the UK on January 23, 2011

Grenade By Bruno Mars

Other #1 songs on January 23, 2011

#1 Hit Song

Hold It Against Me
Britney Spears

#1 R&B Song

Can't Be Friends
Trey Songz

#1 Country Song

Somewhere with You
Kenny Chesney

#1 Alternative Hit

Tighten Up
The Black Keys

#1 Dance Track

You Haven't Seen the Last of Me
Cher