In our quest to relive the golden days of tween-dom, we're bringing back a bit of TGIF flavor and helping you find out, once and for all, which Sabrina the Teenage Witch character you most identify with. Whether or not you were a fan of the show, you should still know if you're a Sabrina, a Harvey, or even a Libby. Take our quiz now, and don't forget to wish Melissa Joan Hart a happy birthday — she turned 40 years old on Monday!