HOT 100: RiRi #1, Gaga #10

 1 S&M - Rihanna Feat Britney Spears
 2 E.T. - Katy Perry Feat Kanye West
 3 Just Can't Get Enough - Black Eyed Peas
 4 Down on Me - Jeremih feat 50 Cent
 5 F**k You (Forget You) - Cee Lo Green
 6 Rolling in the Deep - Adele
7 Look at Me Now - Chris Brown Feat Lil Wayne and Busta Rhymes

 8 On the Floor - Jennifer Lopez feat Pitbull

 9 Till The World End - Britney Spears
 10 Judas - Lady Gaga