There is no secret on how to get a bigger, fuller, shapelier booty. It's not magic, it just takes hard work and consistent exercise over the course of at least 30 days!
Try integrating this booty exercise into your normal regimen:
25 regular squats
30 walking lunges
Rest 30-60 seconds
Superset x 4
25 sumo (wide) jump squats
12 bulgarian split squat (on each side)
Rest 30-60 seconds
Superset x 4
8 minutes HIIT (high intensity interval training)
Stairmaster: 30 second fast / 30 seconds slow
Stairs/Bleachers: Sprint up / walk down
Track/Treadmill: 30 second sprint / 30 second walk
Indoor rower: 100 meter sprint / 50 meter rest
(beginner: body weight; intermediate/advanced: add weight/resistence)