There are lots of fictional characters out there that we all know by sight and probably by their nickname.  But what are their real names?

In 2009 Mrs. Butterworth was given a first name -- Joy. The next time you're sent to jail during a heated game of Monopoly, you can direct your anger at officer Edgar Mallory.  While you're there, you can chat with Jake the Jailbird.  Before Cookie Monster got hooked on cookies, his name was Sid.

Find out more about these and other favorite characters in this fun video from the folks at Mental Floss!