The 84th Academy Awards ceremony, hosted by the Academy of Motion Picture Arts and Sciences (AMPAS), honored the best films of 2011. The ceremony took place on February 26, 2012, at the Hollywood and Highland Center in Hollywood, California.And The award goes to :
Best Picture :The Artist – Thomas Langmann
Best Director : Michel Hazanavicius – The Artist
Best Actor : Jean Dujardin – The Artist as George Valentin
Best Actress: Meryl Streep – The Iron Lady as Margaret Thatcher
Best Supporting Actor: Christopher Plummer – Beginners as Hal Fields
Best Supporting Actress: Octavia Spencer – The Help as Minny Jackson
Best Writing -Original Screenplay : Midnight in Paris – Woody Allen
Best Writing -Adapted Screenplay: The Descendants – Alexander Payne, Nat Faxon, and Jim Rash from The Descendants by Kaui Hart Hemmings
Best Animated Feature: Rango – Gore Verbinski
Best Foreign Language Film: A Separation (Iran) in Persian – Asghar Farhadi
Best Documentary-Feature:Undefeated – TJ Martin, Dan Lindsay, and Richard Middlemas
Best Documentary-Short Subject: Saving Face – Sharmeen Obaid-Chinoy and Daniel Junge
Best Live Action Short Film: The Shore – Terry George and Oorlagh George
Best Animated Short Film: The Fantastic Flying Books of Mr. Morris Lessmore – William Joyceand Brandon Oldenburg
Best Original Score:The Artist – Ludovic Bource
Best Original Song: "Man or Muppet" from The Muppets – Bret McKenzie
Best Sound Editing: Hugo – Philip Stockton and Eugene Gearty
Best Sound Mixing: Hugo – Tom Fleischman and John Midgley
Best Art Direction: Hugo – Dante Ferretti and Francesca Lo Schiavo
Best Cinematography:Hugo – Robert Richardson
Best Makeup: The Iron Lady – Mark Coulier and J. Roy Helland
Best Costume Design: The Artist – Mark Bridges
Best Film Editing: The Girl with the Dragon Tattoo – Angus Wall and Kirk Baxter
Best Visual Visual Effects: Hugo – Rob Legato, Joss Williams, Ben Grossmann, and Alex Henning



















