Mandy wore a Jason Wu mermaid gown to the SAG Awards in January, and we loved the cinched waist and sequinned off-the-shoulder neckline paired with the thigh-high slight on the ride side, which showed off her crystal-adorned Jimmy Choo sandals. Even cooler, Moore's entire ensemble actually supports UNICEF, so she's dressed with a purpose in mind, and there's nothing more empowering than that.