LETTERMAN'S JOKES NOT FUNNY TO CBS PREZ

NO. 1 REASON DAVE DON'T DIS:

CBS Prez Les Moonves is known as a pretty regular guy with a KEEN sense of humor, but he finally got fed up with star David Letterman making him the butt of unending jokes. Show staffers buzz that Moonves jetted to New York for a dead-serious one-on-one with his star -- who apologized and promised to hold down the heckling!