Best and worst dressed celebrities of the week

Jonathan Short/AP photo
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Prom dress inspiration from the red carpet
Prom fever is heating up so we looked to the latest red carpet looks and trends for inspiration for this year's soiree.
Hit: Charlize Theron
The "Prometheus" actress arrived at the London premiere of her film wearing Christian Dior Couture. Jaws dropped, and then we buried our heads in shame.