A meek paleontologist (Grant), a loudmouthed socialite (Hepburn), a domesticated cheetah, and a missing dinosaur bone all collide in this beloved screwball classic. Baby’s perfect balance of slapstick, spectacle, lightening-quick wit, and overlapping dialogue is a virtual clinic in classical Hollywood style. Listen for Grant’s legendary ad-lib “I just went gay all of a sudden,” the first known use of the term in a mainstream film.