I don't say it too often but Jessica Simpson actually looks amazing in this Carolina Herrera gown from pre-fall 2010 collection

Leighton Meester in Herve Leger from SS2010 collection
Camilla Belle in Jason Wu
Kate Bosworth in an amazing Missoni
Lea Michele in a vintage Oscar de la Renta gown
Rachel Weisz in 3.1 Philip Lim