Letterman Locking it Up – Announces Retirement & Thanks Fans

After 21 years behind the desk making people laugh and giving the viewers the ever popular top 10, David Letterman has decided to hang his hat up on Late Night.  He gives many thanks to the producers as well as the in studio viewers and all of us that watched for many years from our couches to wind down from our long days.  Dave... It's been good buddy!