Mary-Kate Olsen & Olivier Sarkozy: Take Home a Nude Art Auction!

Mary-Kate Olsen poses for a picture with her boyfriend Olivier Sarkozy at the Take Home A Nude Benefit Art Auction and Party held at Sotheby’s on Tuesday (October 8) in New York City.

The 27-year-old fashion designer and her 44-year-old French banker beau were joined at the event by painter David Kratz, among some other art patrons.

PHOTOS: Check out the latest pics of Mary-Kate Olsen

Mary-Kate and her twin sister Ashley just bought a share in e-commerce company Beachmint.com, and will serve as co-chairs of the BeachMint advisory board. The duo will also take on creative and consultative roles.