I get a lot of hits by people Googling "Muppet Shakespeare", thanks to my two casting calls for MUPPET ADO ABOUT NOTHING and MUPPET KING LEAR. For those people, I now present this. (I got this thanks to the ever-amazing Shakespeare Geek, but rather than link to a link, I'll go direct.)
Strollerderby has a post including embedded video of the Shakespeare episodes of Sesame Street's MONSTERPIECE THEATER.
For the record, I've been quoting that Elmo-Hamlet bit for years.