Vanity Fair's star-studded Oscars party came back 'bigger and better' this year at the Center for the Performing Arts in Beverly Hills, California. Elegance: Miller oozed elegance in a silky one-shoulder gown with a bodice decked out in dazzling rhinestones and beads Show-stopping: The 40-year-old actress' show-stopping garment also had an angular side cut-out that gave a peek at her …