If your tastes run more to comedy, Abbott and Costello's famous Who's On First routine is another great example.
I'm enough of a typography geek that I have a favourite font (Palintino) so I think these videos are amazing. Always Watching has a great collection of some of the best of kinetic typography, which I found through a Neatorama link. (Small aside, Neatorama's link to my Last Supper collection caused an avalanche of visitors and links.) You can check YouTube for more.