"Screwball sparks fly when Cary Grant and Katherine Hepburn let loose in one of the fastest and funniest films ever made--a high-wire act of invention that took American screen comedy to new heights of absurdity. Hoping to procure a million-dollar investment from a wealthy society matron for his museum, a hapless paleontologist (Grant) finds himself entangled with a dizzy heiress (Hepburn) as the manic misadventures pile up--a missing dinosaur bone,...