Rosario first wore this lacy, thigh-split Alessandra Rich dress with a pop of color by way of red Louboutin heels and a brick red lip. La La ditched the belt and went with white Nicholas Kirkwood heels and also chose a bold lip.
The similar hair and makeup makes for a sleek finish, but whose version did you like best? You voted: Both — too hard to decide! They each look great.
(Photos from left: Ben Pruchnie/Getty Images, Louis Dollagaray/PictureGroup)