LOS ANGELES, CA - APRIL 27: (EXCLUSIVE COVERAGE) Actresses Mary-Kate Olsen and Ashley Olsen attend the Rolling Stones performance at Echoplex on April 27, 2013 in Los Angeles, California. The Rolling Stones played a surprise club gig tonight in Los Angeles at the Echoplex - leading up to the launch of their "50 & Counting" tour on May 3, 2013 at the STAPLES Center in Los Angeles. (Photo by Kevin Mazur/WireImage)
