Were you an overzealous plucker as a teen? Leave a kid alone long enough with a magazine and they’ll start experimenting to look like their favorite celeb, #thingsweregret. Some of these bold beauty adventures leave behind permanent effects in the form of thinned out brows, or worse —blank spaces. Even if we manage to refrain from waxing, tweezing and threading for a bit, some hair just is not growing back —on its own.