Liam Neeson is laughing all the way to the bank. Photo: Paramount Like any good public-service announcement, the UNICEF-esque commercial that arrived online 12 days ago (and began playing at multiplexes last week) aims to raise awareness about an extinction-level threat hiding in plain sight — namely, to comedy films. Fewer of which, a title card informs the viewer, came out last year than ever before. “Every passing year, more and more comedies go unmade, unseen, and unquoted,” Liam Neeson