When the beleaguered executive producer of a long-running late-night sketch-comedy series interrupts the live broadcast and has a Network moment on the air, the industry, the media and the viewers are galvanized. Into this melee steps shrewd and self-confident network president Jordan McDeere, who squares off against the chairman and rehires a brilliant, unpredictable writer/producer team-which had left the show years ago under a cloud of controversy-to bring it back from the brink.