***THIS GIVEAWAY IS NOW CLOSED*** The Firm: Calorie Explosion Workout Details and Review The Firm: Calorie Explosion, released in September of 2010, is an intense cardiovascular workout. Led by Firm Master Instructor Alison Davis, The Firm: Calorie Explosion consists of four twelve-minute calorie crushing workouts. Alison is joined by two background exercisers, fellow Master Instructors Emily …