Peek-a-bum: Rihanna shows some skin as she goes clubbing in a revealing grey dress... while Chris Brown parties next door!!

She's been back in the headlines in recent weeks for her friendship with with ex-boyfriend Chris Brown.

But Rihanna has brought the focus back to a frequent topic of conversation amongst her observers - her risque wardrobe.

Out clubbing in Hollywood on Saturday night, the Barbadian singer, 24, showed some flesh in a revealing little grey dress.

 http://www.dailymail.co.uk/tvshowbiz/article-2204087/Rihanna-shows-