come to the mysterious undersea and work for her. after the spa, you could give her a makeup and choose a cute dress for her.
Start off by giving her a nice shower and make sure she is nice and clean before you add all the creams on her.
Add different types of beauty creams on her to make her skin smooth and soft and get to the makeover part! Once her skin is nice and silky you can add up different types of make up on her to make her become gorgeous in time for the big prom. Use all your favorite color and make sure they suit her style.....