Eva Longoria wowed the crowds at the opening of Cannes Film Festival 2012 in a magnificent Marchesa gown, so imagine our surprise to see her pull out yet another stunning number just hours later! Attending the Rust and Bone premiere, the plunging neckline and sheer panels of her Emilio Pucci dress are appropriately dramatic for the prestigious Cannes red carpet.

She must have had a hard time trapsing the gown around because she Tweeted that her bodyguard had to help her with the train at one point. Oh, how the other half live! LW

Scroll down to watch a video of Eva Longoria on the red carpet in her stunning Emilio Pucci dress…