Celebs are fickle fashion creatures. Some days they look like a million bucks, and others you're wondering if they got dressed in the dark. As celebs hit the red carpet, stepped out for lunch, and attended parties, we were there every step of the way, tracking the best and worst of this week's celeb style.

Plenty of celebs, like Paula Patton and Britney Spears looked absolutely fab this week, while others like Tyra Banks and Courtney Stodden came up as total flops.

Click through the gallery to check out the best and worst of this week's celebrity style and find out who's Fab and who's a Flop!