Jennifer Lawrence's Class Clown Moments Caught on Film

Jennifer Lawrence and Emma Watson attend the Christian Dior show as part of Paris Fashion Week - Haute Couture Fall/Winter 2014-2015 at Muse Rodin on July 7, 2014 in Paris, France.

Actresses Jennifer Lawrence and Lupita Nyong'o backstage during the Oscars on March 2, 2014 in Hollywood, California.

Jennifer Lawrence photobombs fellow cast members at the special screening of "The Hunger Games: Catching Fire" at the AMC Lincoln Square Theater on November 18, 2013 in New York City.

Actress Jennifer Lawrence attends the 20th Annual Screen Actors Guild Awards at The Shrine Auditorium on January 18, 2014 in Los Angeles, California.

Actresses Jennifer Lawrence and Sarah Jessica Parker at the Metropolitan Museum of Art's Costume Institute Gala, May 6, 2013 in New York.

Jennifer Lawrence, best actress winner for her role in "Silver Linings Playbook," reacts after photographers take a picture of her backstage at the 85th Academy Awards in Hollywood, California February 24, 2013.

Liam Hemsworth, Jennifer Lawrence and Josh Hutcherson at the UK Premiere of "The Hunger Games: Catching Fire" on November 11, 2013 in London, England.

Jennifer Lawrence and Elisabeth Rohm pose for photos backstage after winning the Outstanding Performance by a Cast in a Motion Picture for their work in "American Hustle" at the 20th annual Screen Actors Guild Awards in Los Angeles, California January 18, 2014.

Cuba Gooding Jr. and Jennifer Lawrence arrive at the 20th Annual Screen Actors Guild Awards on January 18, 2014 in Los Angeles, California