I guess you know you are getting older when you have your third Tonight Show host take over the chair. Carson as a kid, then Leno now O’Brien.
Steve Allen was the brilliant original. Ernie Kovacs was way out there:
http://www.youtube.com/watch?v=z7xLDwzB5Cc
Try Jack Paar, Carson, Leno then O'Brien...time for the Geritol.