Grove of Anaheim, 2200 East Katella Ave. June 17th. Airplane! — the 1980 comedy that ran a joke-per-second ratio that no studio comedy has equaled since, delivered in a theater by Julie Hagerty and Robert Hays, the actual stars of the film, who are present for a live screening event that has no equivalent. Airplane! is the film that trained a generation to expect something funny every five seconds. The straight-faced performances, the background gags, the layered jokes that only land on the third viewing, the Leslie Nielsen deadpan that preceded the Naked Gun era — all of it is in the print that plays at the Grove of Anaheim. …