addressed 's retirement plan on his own show Friday night, April 4. "" host recalled the time he was guest hosting for Letterman, praising his senior as saying, "It's hard to imagine late night TV without him, because he revolutionized it."
Fallon wasn't even shy to use Letterman's joke, presenting in Letterman-style top ten list of reasons the "Late Show" host is retiring next year. "He made it what it is today. And, after I heard the news, I kind of started thinking about reasons why Letterman is retiring," he said, before reading, "Wants to quit while he's still able to compete on ''," as the No. 10 reason.