POPSUGAR Celebrity Nate Lowman Photo of Mary-Kate Olsen, Her Boyfriend Nate Lowman, Christopher Bailey and Derek Blasberg Out in NYC Cocktails for Four by Celebrity 3/17/09 0 Shares Like us on Facebook Sign up for our daily newsletter > Follow us on Pinterest Mary-Kate Olsen and her boyfriend Nate posed with their friends Christopher Bailey and Derek Blasberg on Monday night at a Burberry cocktail party in NYC. Sipa Read More Nate LowmanDerek BlasbergChristopher BaileyHotMary-Kate Olsen Mary-Kate Olsen Elizabeth Olsen Looks Almost Too Good in the Suit Mary-Kate and Ashley Designed The Full House Cast Really Loves One Another in Real Life Mary-Kate and Ashley's Latest Looks Are a Total '00s Throwback Mary-Kate Olsen's Bold Shoe Choice Is Not What We Expected Derek Blasberg Reese Witherspoon Declares Whether These 7 Southern Style Staples Are In — or Out Insta Glam: The Week's Best Instagrams From Our Favorite Fashion Insiders Insta Glam: The Week's Best Instagrams From Our Favorite Fashion Insiders How New York's Fash Pack Is Riding Out Sandy's Aftermath in Style POPSUGAR, the #1 independent media and technology company for women. Where more than 75 million women go for original, inspirational content that feeds their passions and interests. Be in the Know With OurCelebrity and Entertainment Newsletter Personalize TV Young Hollywood A-Listers Movies Sign up with facebook or By signing up, I agree to the Terms and to receive emails from POPSUGAR. ckeller825 6 years she's freakin adorable. I love her. I wonder what brand those jeans are. iing 6 years she's fug ,,,looks like vampire,,and her mouth........ huh Bearsy123 6 years I like the casual jeans look however I still can't shake the fact that she looks like a wierd, neckless, hunchbacked hobbit emmar 6 years love burberry emmar 6 years love burberry ashln 6 years wow! she's wearing jeans...that's a new concept for her! minnie2011 6 years i like MK. minnie2011 6 years i like MK.