Katy Perry, Carrie Underwood, Selena Gomez, Viola Davis, Kate Middleton
Credit: Splash News; Rick Diamond/Getty Images; John Shearer/WireImage; Kevin Mazur/WireImage; WeirPhotos /Splash News

Our favorite outfits of the week—pulled from our Look of the Day top picks—are all about gorgeous gowns and expert tailoring. Our standouts: Katy Perry's Vera Wang mint peplum vest and drawstring skirt, Carrie Underwood's inky iridescent Oscar de la Renta number, Selena Gomez'sembellished lace Dolce & Gabbana design, Viola Davis's emerald Vera Wang Oscars look, and Kate Middleton's periwinkle M Missoni coat. Which one is your favorite? Vote in the poll below and let us know!MORE: Your Favorite Designers: A-ZThe Most Exciting Fashion Week NewsOscars 2012: What Everyone Wore!