The #1 dance song on May 23, 2011

Till the World Ends By Britney Spears

Other #1 songs on May 23, 2011

#1 Hit Song

Rolling in the Deep
Adele

UK #1 Song

Give Me Everything
Pitbull featuring Ne-Yo, Afrojackand Nayer

#1 R&B Song

Sure Thing
Miguel

#1 Country Song

Heart Like Mine
Miranda Lambert

#1 Alternative Hit

Rope
Foo Fighters