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OF LATE

Does Jay Leno know? CBS senior veep Peter Lassally revealed yesterday at the TCA press tour that some of the jokes David Letterman tells during his Late Show monologues are written by none other than Leno's Tonight Show predecessor, Johnny Carson. "He gets a big kick out of [hearing Letterman pull his punch lines]," Lassally said. Jay, dude, that's gotta hurt.

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Does Jay Leno know? CBS senior veep Peter Lassally revealed yesterday at the TCA press tour that some of the jokes David Letterman tells during his Late Show monologues are written by none other than Leno's Tonight Show predecessor, Johnny Carson. "He gets a big kick out of [hearing Letterman pull his punch lines]," Lassally said. Jay, dude, that's gotta hurt.