Before Jazzercise was the global sensation so synonymous with leotards, leg warmers and bouncy beats, it started with one class at a dance studio in Evanston. The big picture: Professionally ...

One ensemble consisted of a high-neck leotard with a ruffled rara mini skirt paired with black chunky-soled shoes and knit leg warmers pulled up to her knees. A second ensemble also tapped into ...