The #1 R&B song on December 18, 2012

Diamonds By Rihanna

Other #1 songs on December 18, 2012

#1 Hit Song

Locked Out of Heaven
Bruno Mars

UK #1 Song

Impossible
James Arthur

#1 Country Song

Cruise
Florida Georgia Line

#1 Alternative Hit

Madness
Muse

#1 Dance Track

Something for the Weekend
Dave Audé featuring Luciana