1. The Powerpuff Girls were originally called the Whoopass Girls.
2. Sesame Street has won more Daytime Emmys than any other show.
3. Oskar Kokoschka from Hey Arnold shares a name with a turn of the 20th century Viennese painter.
Though their personalities are very much opposite, which is probably a good thing...
4. Muriel and Eustace are the names of two characters from Courage the Cowardly Dog. They are also the middle names of Chandler and Ross from Friends.
Yes Chandler's middle name is in fact Muriel.