According to The Huffington Post, these are the Worst-Dressed Celebs of 2012:

◦Nicki Minaj
◦Ke$ha
◦Naomi Watts
◦Vivienne Westwood
◦Kim Kardashian
◦Nicole Kidman
◦Vivica A. Fox
◦La Toya Jackson
◦Macy Gray
◦Joan Rivers
◦Rachel Zoe
◦MIA
◦Katy Perry
◦Cary Rae Jepsen
◦Emma Stone
◦Miley Cyrus
◦Lady Gaga
◦Rihanna
◦Snooki
◦Christina Aguilera

 

In no particular order...