Last Night's Look: Love It or Leave It?We can't stop talking about the outfits Katy Perry, Amy Poehler and more stars were just spotted in! Check them out, then vote – fashion-forward or fashion fail?

AMY POEHLER

Queen of the "Nerd Prom?" The Parks and Recreation star and PEOPLE guest is glamorous at the White House Correspondents Dinner in an embellished white Basler gown with structural hip embellishments.