She won the Independent Spirit Award too. More photos & the full list of Oscar winners below....
Eugene Mirman being interviews on the red carpet
Complete list of winners at the 80th annual Academy Awards, presented Sunday night at the Kodak Theatre in Los Angeles:
Best Motion Picture: "No Country for Old Men."
Lead Actor: Daniel Day-Lewis, "There Will Be Blood."
Lead Actress: Marion Cotillard, "La Vie en Rose."
Supporting Actor: Javier Bardem, "No Country for Old Men."
Supporting Actress: Tilda Swinton, "Michael Clayton."
Director: Joel Coen and Ethan Coen, "No Country for Old Men."
Foreign Language Film: "The Counterfeiters," Austria.
Adapted Screenplay: Joel Coen and Ethan Coen, "No Country for Old Men."
Original Screenplay: Diablo Cody, "Juno."
Animated Feature Film: "Ratatouille."
Art Direction: "Sweeney Todd the Demon Barber of Fleet Street."
Cinematography: "There Will Be Blood."
Sound Mixing: "The Bourne Ultimatum."
Sound Editing: "The Bourne Ultimatum."
Original Score: "Atonement," Dario Marianelli.
Original Song: "Falling Slowly" from "Once," Glen Hansard and Marketa Irglova.
Costume: "Elizabeth: The Golden Age."
Documentary Feature: "Taxi to the Dark Side."
Documentary Short Subject: "Freeheld."
Film Editing: "The Bourne Ultimatum."
Makeup: "La Vie en Rose."
Animated Short Film: "Peter & the Wolf."
Live Action Short Film: "Le Mozart des Pickpockets (`The Mozart of Pickpockets')."
Visual Effects: "The Golden Compass."