
We're 99.8% sure it's her you hear chuckling after.
Also hilarious: Her outfit.

@FYUK YIU
HES LOOKS BETTER THAN U
HES RICHER THAN U
AND HE DANCES BETTER THAN U SO STOP HATIN'
CHRIS BROWN FAN 4 EVA BITCHES!!!!!!!!!!
I'll go see Chris Brown in concert before I'd spend a dime on anything Rihanna... I can't STAND her! She needs to own up to her part in all of this and STOP acting so foolish! I'm done with her and her sorry CAN'T dance A@@ she can get lost at sea for all I care... she is seriously boozin' now any way.. ALCHOHOL makes the skin look nasty you gin soaked hoochie!!
Britney Spears might miss a lot more 'X Factor' auditions ... because she can! Simon Cowell gave Brit damn near free reign in order to sign the pop star to that $15 million deal -- but is it backfiring? We'll tell you what peeps on the set are saying.Plus, Chris Jericho's…