Sultry songbird, Rihanna  goes topless in the new campaign for MAC Viva Glam. The philantrophic campaign had Rihanna channelling her ultra sexiness,she was nude up top, revealing only her 'winged' tatoo while she chose to wear only the frosty red lipstick from the collection.

The MAC Viva glam collection is the brand's philantropic make-up collection, It was launched in 1994 and all proceeds from its sale goes to helping people living with HIV/Aids.

The collection comprises of the frosty lipstick and Lip-gloss which retails for $15 each, it is expected to hit major stores in the last week in January