Olivia Culpo attended the launch party for her collaboration with PrettyLittleThing last week, wearing a Double Cuff Tie Waist Shirt Dress ($55.00), Vinyl Bow Wrap Mini Skirt ($44.00), Donna Knitted Peep Toe Sock Boots ($70.00), Ring Detail Fold Over Clutch ($35.00) and the Gold Multi Disk Layered Necklace ($10.50), all from PrettyLittleThing. The dress and the skirt are from her collaboration.