David Letterman Insists He Stayed On TV For A Decade Too Long

No one disputes David Letterman‘s status as an institution. His 30-year run on late night TV (both on NBC’s Late Night and CBS’ Late Show) means that he passed Johnny Carson as the longest running host in the business back in 2013. As he bluntly tells Ellen DeGeneres on Thursday’s episode of her talk show, Letterman believes that there’s a wasted decade there: Letterman: “Here’s the mistake I made. I stayed on television way too long…” DeGeneres: “That’s not true.”