Rooney Mara is nominated three times this year for her role as hacker Lisbeth Salander in "The Girl with the Dragon Tattoo," including Breakthrough Performance and On-Screen Transformation. These are her first MTV Movie Award nominations.
Wiig plays Annie, who experiences a midlife crisis while serving as maid of honor for her best friend's wedding. She is nominated several times this year (also: Comedy Performance, Gut-Wrenching Performance, and Cast); these are her first MTV Movie Award nominations.
Lawrence was nominated for an Oscar for her performance in 2010's "Winter's Bone," but her nominations this year for the wildly popular "The Hunger Games" are her first at the MTV Movie Awards. She plays Katniss, who must fight for her life in a dystopian future.
This is Watson's third consecutive nomination in this category for playing young wizard Hermione Granger, following "Harry Potter and the Half-Blood Prince" and "Harry Potter and the Deathly Hallows, Part 1." Her three nominations this year (also: Best Kiss and Best Cast) bring her career total to 8, but she has yet to win.
Stone plays Hannah, a law student who resists the advances of a lothario played by Ryan Gosling. Stone won Best Comedic Performance last year for "Easy A" and was also nominated for Best Female Performance and Best Line from a Movie for that role.