<Li> "Headlines", developed by Jay Leno, and seen only during nights when he guest - hosted beginning in 1986, featured humorous stories and typos from newspaper clippings . This carried over when Leno became permanent host in 1992 . </Li> <Li> "How ___ was it?", a recurring call - and - response during Carson's monologues . Carson would set up the joke with a passing comment about, for instance, the weather with the phrase "It was so hot ..." prompting the audience to respond "HOW HOT WAS IT?" Carson would then follow with several punch lines (e.g. "I heard Burger King singing,' If you want it made your way, cook it yourself!"'). Carson would occasionally throw the audience off with an anti-joke (such as "it was worth the trip in, wasn't it?"). </Li> <Ul> <Li> October 1, 1962--December 30, 1966: Monday--Friday 11: 15 p.m.--1: 00 a.m. </Li> </Ul> <Li> October 1, 1962--December 30, 1966: Monday--Friday 11: 15 p.m.--1: 00 a.m. </Li>

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