1. When you can't fill out the backside of your outfit.
2. When you casually push your booty out so it looks more plump (especially in pictures).
3. When sitting down is painful because there's not much ~cushion~.
4. And when you're sitting on your S.O.'s lap, but your bones start poking them.
5. When you realize some chins are actually plumper than your butt.
6. When you think about taking matters into your own hands.
Butt lifter shorts for $7.79? I'll take them.