Jennifer Lawrence to appear in Dumb and Dumber To

Jennifer Lawrence has filmed a secret cameo for 'Dumb and Dumber To'.

'The Hunger Games: Catching Fire' actress will have a small role in the sequel to 1994's slapstick comedy 'Dumb and Dumber', which is currently being filmed with Jim Carrey and Jeff Daniels reprising their famous roles as Lloyd Christmas and Harry Dunne.