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When it comes to selecting the best dressed at Cannes, Salma Hayek and Rachel McAdams get our votes!

The actresses got glam for the opening ceremony of the 64th annual Cannes Film Festival. Ooh la la!

The Midnight In Paris actress looked stunning in a red silk Marchesa gown while Puss In Boots star Hayek dazzled in a silk georgette gown by Gucci Premiere.

See our gallery below to find out who else rocked the red carpet in Paris. 70-year-old actress Faye Dunaway also made an appearance. Check her out ... after the jump.