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Sarah Jessica Parker

Last week, Katy Perry was featured in What Were They Thinking?! for wearing a sheer ensemble designed by Vera Wang. This week, Sarah Jessica Parker kept the unfortunate fashion trend alive in an equally atrocious Louis Vuitton outfit. While we love the former "Sex and the City" star's voluminous coif and diamond baubles, we can't get past her exposed, mismatched bra and pointy white pumps. What do you make of SJP's polarizing look? (3/7/2012)

What Were They Thinking?!

This week's worst-dressed celebs include SJP, Katy Perry, and Kim Kardashian. -- By Matt Whitfield, Yahoo! Staff