Yes, it's called hard work and exercise. Run, swim or dosome form of hard cardio for at least 452-3 days a week, do this circuit 3 days a week: step ups-20 each leg, 30 squats, walking lunge 20 per leg, 30 wide leg sumo squat, split squat 20 per leg, single leg squat, as many as you can. Repeat 3 times, use weights or water bottles if desired. Do yoga at least once a week. Eat a clean diet of mainly vegetables, lean meats, local fruits and NO processed, fast, or junk food or sugar. Now, that's how you get a bigger, more defined, sexy butt!