In 2012 Pink had a lot to celebrate! With a new baby, a new body, and a new album (not to mention our November cover!), the talented singer has never felt better. And despite gaining more than 50 pounds during pregnancy, the multi-platinum, three-time Grammy-winner is in the best shape of her life, thanks to kick-butt workouts with Jillian Michaels and Jeanette Jenkins. These days the hot mama mixes it up with interval treadmill routines, strength moves, kickboxing, and power yoga five days a week.