Actress Jennifer Lawrence poses for photographers during a photo call for Hunger Games: Mockingjay Part 1 at the 67th international film festival, Cannes, southern France, Saturday, May 17, 2014. (AP Photo/Alastair Grant)

From left, actor Donald Sutherland, director Francis Lawrence, actors Liam Hemsworth, Jennifer Lawrence, Sam Clafin and Josh Hutcherson pose for photographers during a photo call for Hunger Games: Mockingjay Part 1 at the 67th international film festival, Cannes, southern France, Saturday, May 17, 2014. (AP Photo/Alastair Grant)

Actress Jennifer Lawrence poses for photographers during a photo call for Hunger Games: Mockingjay Part 1 at the 67th international film festival, Cannes, southern France, Saturday, May 17, 2014. (AP Photo/Alastair Grant)

Jennifer Lawrence and Sam Clafin pose for photographers during a photo call for Hunger Games: Mockingjay Part 1 at the 67th international film festival, Cannes, southern France, Saturday, May 17, 2014. (AP Photo/Alastair Grant)

From left, actors Liam Hemsworth, Jennifer Lawrence and Josh Hutcherson pose for photographers during a photo call for Hunger Games: Mockingjay Part 1 at the 67th international film festival, Cannes, southern France, Saturday, May 17, 2014. (AP Photo/Alastair Grant)

67th Cannes Film Festival 2014, Photocall film "The Hunger Games: Mockingjay Part 1'". Liam Hemsworth

67th Cannes Film Festival 2014, Photocall film "The Hunger Games: Mockingjay Part 1'". Sam Clafin

67th Cannes Film Festival 2014, Photocall film "The Hunger Games: Mockingjay Part 1'". Jennifer Lawrence

67th Cannes Film Festival 2014, Photocall film "The Hunger Games: Mockingjay Part 1'". Julienne Moore

67th Cannes Film Festival 2014, Photocall film "The Hunger Games: Mockingjay Part 1'". Liam Hemsworth, Jennifer Lawrence and Josh Hutcherson

67th Cannes Film Festival 2014, Photocall film "The Hunger Games: Mockingjay Part 1'". Jennifer Lawrence

Actress Jennifer Lawrence poses for photographers during a photo call for Hunger Games: Mockingjay Part 1 at the 67th international film festival, Cannes, southern France, Saturday, May 17, 2014. (AP Photo/Alastair Grant)

Actress Jennifer Lawrence during a photo call for Hunger Games: Mockingjay Part 1 at the 67th international film festival, Cannes, southern France, Saturday, May 17, 2014. (AP Photo/Alastair Grant)

From left, actors Liam Hemsworth, Jennifer Lawrence and Josh Hutcherson pose for photographers during a photo call for Hunger Games: Mockingjay Part 1 at the 67th international film festival, Cannes, southern France, Saturday, May 17, 2014. (AP Photo/Alastair Grant)

Actress Jennifer Lawrence during a photo call for Hunger Games: Mockingjay Part 1 at the 67th international film festival, Cannes, southern France, Saturday, May 17, 2014. (AP Photo/Alastair Grant)

Jennifer Lawrence posing at the Hunger Games 3 : Mockingjay photocall held at the Majestic Hotel in Cannes, France on May 17, 2014, as part of the 67th Cannes Film Festival. Photo by Lionel Hahn/ABACAPRESS.COM

Jennifer Lawrence posing at the Hunger Games 3 : Mockingjay photocall held at the Majestic Hotel in Cannes, France on May 17, 2014, as part of the 67th Cannes Film Festival. Photo by Lionel Hahn/ABACAPRESS.COM

Jennifer Lawrence posing at the Hunger Games 3 : Mockingjay photocall held at the Majestic Hotel in Cannes, France on May 17, 2014, as part of the 67th Cannes Film Festival. Photo by Lionel Hahn/ABACAPRESS.COM

Jennifer Lawrence, Liam Hemsworth, Josh Hutcherson posing at the Hunger Games 3 : Mockingjay photocall held at the Majestic Hotel in Cannes, France on May 17, 2014, as part of the 67th Cannes Film Festival. Photo by Lionel Hahn/ABACAPRESS.COM

Jennifer Lawrence, Liam Hemsworth, Josh Hutcherson, Donald Sutherland, Julianne Moore and Sam Claflin posing at the Hunger Games 3 : Mockingjay photocall held at the Majestic Hotel in Cannes, France on May 17, 2014, as part of the 67th Cannes Film Festival. Photo by Lionel Hahn/ABACAPRESS.COM

CANNES, FRANCE - MAY 17: (L-R) Actors Donald Sutherland, Liam Hemsworth, Jennifer Lawrence, Sam Claflin, Josh Hutcherson and Julianne Moore attend 'The Hunger Games: Mockingjay Part 1' photocall at the 67th Annual Cannes Film Festival on May 17, 2014 in Cannes, France. CAP/PL ??Phil Loftus/Capital Pictures

CANNES, FRANCE - MAY 17: Jennifer Lawrence attends 'The Hunger Games: Mockingjay Part 1' photocall at the 67th Annual Cannes Film Festival on May 17, 2014 in Cannes, France. CAP/PL ??Phil Loftus/Capital Pictures

CANNES, FRANCE - MAY 17: Donald Sutherland attends 'The Hunger Games: Mockingjay Part 1' photocall at the 67th Annual Cannes Film Festival on May 17, 2014 in Cannes, France. CAP/PL ??Phil Loftus/Capital Pictures

CANNES, FRANCE - MAY 17: (L-R) Liam Hemsworth, Jennifer Lawrence attend 'The Hunger Games: Mockingjay Part 1' photocall at the 67th Annual Cannes Film Festival on May 17, 2014 in Cannes, France. CAP/PL ??Phil Loftus/Capital Pictures

CANNES, FRANCE - MAY 17: Jennifer Lawrence attends 'The Hunger Games: Mockingjay Part 1' photocall at the 67th Annual Cannes Film Festival on May 17, 2014 in Cannes, France. CAP/PL ??Phil Loftus/Capital Pictures