Jennifer Lawrence, a cast member in the film "Silver Linings Playbook," poses for a portrait at the 2012 Toronto Film Festival, Friday, Sept. 7, 2012, in Toronto. (Photo by Chris Pizzello/Invision/AP)

Jennifer Lawrence, a cast member in the film "Silver Linings Playbook," poses for a portrait at the 2012 Toronto Film Festival, Friday, Sept. 7, 2012, in Toronto. (Photo by Chris Pizzello/Invision/AP)

Jennifer Lawrence attends the Hollywood Foreign Press Association luncheon at the Beverly Hills Hotel on Thursday, Aug. 9, 2012, in Beverly Hills, Calif. (Photo by Jordan Strauss/Invision/AP

Pictured: Jennifer Lawrence Mandatory Credit ?? Paul Marks/Broadimage 2012 HFPA Annual Installation Luncheon 8/9/12, Beverly Hills, California, United States of America Broadimage Newswire Los Angeles 1+ (310) 301-1027 New York 1+ (646) 827-9134 sales@broadimage.com http://www.broadimage.com

Jennifer Lawrence attends the Hollywood Foreign Press Association luncheon at the Beverly Hills Hotel on Thursday, Aug. 9, 2012, in Beverly Hills, Calif. (Photo by Jordan Strauss/Invision/AP

Actress Jennifer Lawrence leaves an appearance on the "Late Show with David Letterman" in New York, Tuesday, March 20, 2012. (AP Photo/Charles Sykes)

Star of "The Hunger Games," Jennifer Lawrence attends a book signing at Barnes & Noble in New York, Tuesday, March 20, 2012. (AP Photo/Charles Sykes)

Jennifer Lawrence attends "The Hunger Games" Cast Book Signing. Held @ Barnes & Noble Union Square, New York City, NY. March 20, 2012. ? Carmen Valdes/Photo Image Press / eyevine

Jennifer Lawrence attends "The Hunger Games" Cast Book Signing. Held @ Barnes & Noble Union Square, New York City, NY. March 20, 2012. ? Carmen Valdes/Photo Image Press / eyevine

Jennifer Lawrence attends the premiere of The Hunger Games movie in Paris, Thursday, March 15, 2012 (AP Photo/Thomas Padilla)

Pictured: Jennifer Lawrence Mandatory Credit ?? Joseph Gotfriedy/Broadimage "The Hunger Games" Los Angeles Premiere - Arrivals 3/12/12, Los Angeles, California, United States of America Broadimage Newswire Los Angeles 1+ (310) 301-1027 New York 1+ (646) 827-9134 sales@broadimage.com http://www.broadimage.com

Pictured: Jennifer Lawrence Mandatory Credit ?? Joseph Gotfriedy/Broadimage "The Hunger Games" Los Angeles Premiere - Arrivals 3/12/12, Los Angeles, California, United States of America Broadimage Newswire Los Angeles 1+ (310) 301-1027 New York 1+ (646) 827-9134 sales@broadimage.com http://www.broadimage.com

Jennifer Lawrence speaks at "The Hunger Games," movie mall tour, Saturday, March 3, 2012, at The Westfield Mall in Century City, Calif. The cast of the first book in Suzanne Collins' trilogy of novels, adapted for film, will be meeting fans for question-and-answer sessions in malls across the United States between March 3 and March 10. (AP Photo/Katy Winn)

Los Angeles, FEBRUARY 27: Jennifer Lawrence arrives at the 83rd Annual Academy Awards at the Kodak Theatre on February 27, 2011 in Hollywood, California. Credit: Mayer/face to face - No Rights for USA and Canada - face to face/Reporter

JENNIFER LAWRENCE 2011 Orange British Academy Film Awards (Baftas) at The Royal Opera House, London, England, UK, February 13th, 2011. arrivals portrait headshot strapless cleavage navy blue choker CAP/CJ ??Chris Joseph/Capital Pictures

Actress Jennifer Lawrence arrives on the red carpet for the 68th annual Golden Globe awards at the Beverly Hilton Hotel in Beverly Hills, California January 16, 2011. AFP PHOTO / Robyn Beck

PALM SPRINGS, CA - January 08: Jennifer Lawrence attendinginging the 22nd Annual Palm Springs International Film Festival Awards Gala at Palm Springs Convention Center on January 8, 2011 in Palm Springs, California. Credit: Mayer/face to face - No Rights for USA and Canada - face to face/Reporter

Actress Jennifer Lawrence holds her Rising Star award and laughs at the 2011 Palm Springs International Film Festival Awards Gala in Palm Springs, Calif. on Saturday, Jan. 8, 2011. (AP Photo/Dan Steinberg)