Brooke Mueller, Sarah Silverman and Martha Stewart don't look too bad from the waist up, but look down and you get an entirely different story.

We know fall is here and leggings help keep you warm. But keep it cute ladies! These looks are just .... too drab!

Click on the "Launch Gallery" button above to see even more of this week's worst-dressed celebrities, including a "Beverly Hills 90210" star who seems stuck in the late '80s and a huge star wearing banana shoes ... seriously.