Laughing GIFs | Gifrific

Lloyd Christmas Happy to Sad (Dumb & Dumber)

Lloyd Christmas (Jim Carrey) laughs and then becomes sad while drinking at a bar during a scene from the 1994

Kenneth Parcell (Jack McBrayer) claps his hands in excitement during an episode of 30 Rock.

Actress Marilyn Monroe and baseball player Joe Dimaggio share a laugh during a night out.

Jane Foster (Natalie Portman) thanks Thor (Chris Hemsworth) during a scene from the 2011 film Thor.

Michael Scott (Steve Carrell) pretends to walk down some stairs hidden by paper boxes as Dwight Shcrute (Rainn Wilson) laughs

Former NBA guard Michael Jordan laughing during an appearance on The Oprah Winfrey Show. Source.

Former heavyweight boxing champ Mike Tyson laughing during the Comedy Central Roast of Charlie Sheen.

Actor Will Arnett and actress Amy Poehler laughing and smiling for the cameras.

During an episode of The Colbert Report, Stephen Colbert tries to hold in his laughter and stay in character but