Removing makeup is perhaps one of the most annoying things to do at night, especially if it’s waterproof makeup. But it’s a beauty sin to go to sleep with your eye makeup still caked on. It’s so bad for your skin that it can cause everything from acne to enlarged pores, and even wrinkles. And we’re pretty sure you don’t want any of those things. That’s why we decided to give you some great tips on how to properly remove your stubborn eye makeup—even after stumbling home after a few too many cocktails. After reading these tips, you’ll never go to sleep with your makeup still caked on ever again.