Today's edition of LAist's Workout Wednesday series was submitted to us by Lori Allen. Need a fast fix to squeeze into those skinny jeans and show off a shapelier rear in time for summer? If so, sign up to take a class at the Bar Method. The exercise program, originated by San Francisco resident Burr Leonard, is based on exercises developed more than 50 years ago by the late German dancer Lotte Berk. The program......