Happy Birthday to Who? Exactly!
One of the classics of Stage comedy (and one of the classic duos of clowning). This is a pretty classic theatre example of their signature routine.
(And by the way, it was Lou Costello’s birthday yesterday, March 6.)
You can find out more about Abbott and Costello on the official fan webpage: http://www.abbottandcostello.net/
If you can’t see the embedded video, visit http://www.youtube.com/watch?v=sShMA85pv8M