David Michael Letterman is an American television host, comedian, writer, producer, and actor. He hosts the late night television talk show Late Show with David Letterman, broadcast on CBS. Letterman has been a fixture on late night television since the 1982 debut of Late Night with David Letterman on NBC. In 1996, David Letterman was ranked #45 on TV Guide's 50 Greatest TV Stars of All Time. In 2013, Letterman surpassed friend and mentor Johnny Carson as the longest-serving late night talk show host in TV history, at 31 years. On April 3, 2014, Letterman announced he will retire in 2015 around the conclusion of his current contract which ends in August 2015. CBS announced that Stephen Colbert, comedian, writer and host of Comedy Central's The Colbert Report since 2005, will take his place. Letterman is also a television and film producer. His company Worldwide Pants produces his show as well as its network followup The Late Late Show with Craig Ferguson. Worldwide Pants has also produced several prime-time comedies, the most successful of which was Everybody Loves Raymond, currently in syndication. 

April 12th, 1947 in Indianapolis (Age 77)