suspension was arbitrary. he has not signed with the team. turning now to the end of an era in tv. david letterman saying good bye for the last time after a record 33 years on tv. he had a star studded finale. willie geist stayed up late to watch it all. >> reporter: it was one last curtain call for a late night legend. >> thank you very much! >> reporter: david letterman signing off with his signature sarcasm. >> i'll be honest with you. it's beginning to look like i'm not going to get the tonight show. >> i don't think so. >> reporter: recounting his favorite moments. >> welcome to taco bell. >> reporter: spanning more than three decades and two networks. >> i want you to hold it down like this. >> you're down there. why don't you do it? >> reporter: taking parting shots from four presidents. >> our long national nightmare is over. >> our long national nightmare