The Secret True History Of 'Jingle Bells, Batman Smells'

this right here is why I love the internet.
I love shit like this and have written about it before.
There’s an old Life In Hell cartoon called “Kid’s Greatest Hits” with “Batman smells” and similar kid-generated parodies which pre-dates Bart singing it on the Simpsons, but IIRC both of Groening’s creations have carried a torch for these songs several times over.

This link provided in the Cracked article looks promising, I’m fixing to read it right now