Mary-Kate Olsen Hides Behind Her Blackberry

Mary-Kate Olsen hides her face with her Blackberry while out in New York City on Wednesday (August 4).

The 24-year-old fashionista is featured on the cover of the September 2010 issue of Marie Claire.

She admitted to the magazine that she would not wish her “upbringing upon anyone…but I wouldn’t take it back for the world.”

MK also said that it’s “really helpful to have another half; we’re constantly checking in with each other.”