What if you showed up to your fitness class and suddenly realized that Madonna was your instructor? That's exactly what happened in a Toronto Hard Candy Fitness Gym, where gym goers were in for a sweaty surprise. Lead by the "Material Girl" herself and several of her dancers, those who showed up knew it was a once-in-a-lifetime opportunity. If you ever needed inspiration to get your butt to the gym...this is it.
Advertisement - Continue Reading Below
More from Marie Claire: