Jessica Chastian in Blue Dior

Jessica Chastain was at the premiere of her new movie The Debt on August 22.The actress looked beautiful in a fifties style ice-blue dress which was part of Christian Dior's 2008 collection.She paired it with nude Louboutin pumps and Harry Winston gems.Pics from Zimbio

Katy Perry - Prim & Pretty in Dior

Katy Perry was in Toronto on June 30 while promoting her Purr by Katy Perry fragrance.  Katy also flaunted her new strawberry-blondy hair color; on Twitter she called it an "epicfail" but it looks great in these pics.Like with the rest of her Purr promo looks, Katy donned a purple-hued look in a prim and pretty '50s style Dior frock.Completing the look were bow-topped Miu Miu pumps and adorable