Jessica Biel is a beautiful girl, but she looked downright dowdy on the red carpet this week.
From her bangs to her "Golden Girls"-esque outfit, she looked more gran than glam. Justin Bieber needs to fire his stylist (what is up with that leather tank top and harem pants?) and stop trying to hard to look cool. Christina Aguilera has fully embraced her curves, but her dress is just unflattering.
Find out who else made our worst-dressed stars list -- including double offender Rihanna -- by clicking the "Launch Gallery" button above!