Mary-Kate and Ashley Olsen spent some time at Barnes & Noble in New York to sign their new book ‘Influence’ . An appearance with the girls wouldn’t be complete without PETA joining in, so they staged a demonstration in front of the store wearing ‘Trollsen Twins’ masks while Mary-Kate and Ashley were inside signing away. Check out photos below or see all posts tagged with ashley olsen leather pants, leather pants, leather skinny pants