Iron Man

"I am Iron Man, I like to wear a garbage can." (To the tune of "Iron Man" by Black Sabbath)
Everyone has heard that joke, or some variation of it.
But what is it really saying?  Oscar the Grouch from the show Sesame Street is always in the garbage can- he lives in it. 
So, Iron Man=Oscar the Grouch.
To put this into perspective:
     =
...yeah.  I'm bored.