To give you the 101: the actor of the clown went on to play Chuck in Better Call Saul. Chuck at one point went on a rant about the misdoings of his little brother, Jimmy. Jimmy once had an incident with a certain car's sunroof.
The meme really is a lot better if you've heard the rant before (major spoilers for Better Call Saul): youtube or piped
I recently watched that episode and I don't think his voice has changed at all. I wasn't 100% sure though until I saw this meme!