They are behind the cut to prevent flooding your screens.
Video 1) : Igudesman And Joo - A classical violinist and pianist who tribute Victor Borge and Dudley Moore. Their act is called "A Little Nightmare Music". The video here is a comentary on the size of hands necessary to successfully play Rachmaninov.
Thanks to jnanacandra for the link.
Video 2) : Which got me thinking about Dudley Moore. Moore was an hugely accomplished pianist who injected the comedy of classical music into his playing. The video here is Moore showing the real secrets behind Beethoven.
Video 3) : While showing these videos to coworkers, one requested I look for this one.The video here has nothing to do with classical music at all. It is however a humourous re-editing of 'familiar science-fiction' into a public service announcement that only is trying to help.