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Jessica Chastain

BEVERLY HILLS, CA - FEBRUARY 20: Actress Jessica Chastain attends TheWrap 4th annual Pre-Oscar Party at the Four Seasons Hotel Los Angeles at Beverly Hills on February 20, 2013 in Beverly Hills, California. (Photo by Paul Archuleta/FilmMagic)

Our Favorite Celebrity Photos of the Week

Miss any of the week's most memorable moments so far, like Justin Timberlake crooning in London or Snooki showing off her shortness alongside Kareem Abdul-Jabbar? Check out omg!'s Top Shots.