Get your bank tellers, kayakers, grandpas, and expectant mothers together and get today's Groupon for perfect posture and mad movement skills. For just $45, you get any five classes at The Pilates Movement, a $70 to $115 value depending on the classes you choose. Most deals only offer Pilates mat classes, but with today's flexible offer, you can take any combination of five mat, pole, chair, and equipment group classes for the same low price. Find out how the reformer, a piece of specialized Pilates equipment, got its name, and learn take-home techniques you can practice in your cramped apartment in a mat class. At just $9 per class, this deal is the perfect opportunity to try a few different classes on for size.Lovable Bears lineman William “The Refrigerator” Perry is generally considered the Godfather of American Pilates due to his memorably rapped couplet: “You’re lookin’ at the Fridge / Pilates focuses on the core to improve strength and posture.” The Fridge continued to influence the popularity of Pilates in America when he guest-starred in an episode of the The A-Team, playing the deceased German founder of Pilates, Joseph “The Refrigerator” Pilates. The memorable episode is traditionally run every July 4th to celebrate Independence Day.