The #1 R&B song on May 20, 2011

Look at Me Now By Chris Brown featuring Lil Wayne & Busta Rhymes

Other #1 songs on May 20, 2011

#1 Hit Song

Rolling in the Deep
Adele

UK #1 Song

The Lazy Song
Bruno Mars

#1 Country Song

A Little Bit Stronger
Sara Evans

#1 Alternative Hit

Rope
Foo Fighters

#1 Dance Track

Beautiful People
Chris Brown featuring Benny Benassi