Late Night Host David Letterman has been on "Late Night With David Letterman" since 1982, a total of 29 years. In all that time hosting the show, David has never worn the same tie... twice.!!!
LADY GAGA CHEWS UP DAVID LETTERMAN'S NOTES: Lady Gaga showed up on the "Late Show With David Letterman" last night and apparently the words that come out of Lady Gaga’s mouth are almost as shocking as what she puts in it.
CELEBRITY BIRTHDAYS (4/12/11): DAVID LETTERMAN 64 The late night talker started his career in radio as a morning weather anchor. After moving to Los Angeles and hosting a short-lived morning show, he began his run as host of NBC's Late Night in 1982.