If your Memorial Day was more beach-body envy than ab flaunting, there's still time to look like Tom and Gisele—but, here's the rub: It won't be easy. Instead, get ready to get sweaty, S&M style, with three NYC boot-camps that will kick your ass into shape. Whether you're toning for an August wedding, or want some Facebook pictures that will make your ex jealous, we've scoured the city and found three workouts that, if you show up, won't let you cheat (with the results to prove it). We've got a brand-new, celeb-approved fave, a bridal butt-kicking, and a core class that's, well, hardcore. You know what they say—no pain, no gain.
Your December Horoscope, Revealed