The aristocrats is an old time joke among the comedic community with the whole point of being the most over the top and vile as that they can get. Sort of like the “do you know how I your gay?” of the old generation. It’s harmless and is just a way to have fun with your friends. Check out the wiki page here.
In fact click more for some videos.
Bob Saget’s Version
Gilbert Gottfried’s Version
Wendy Liebman’s Alternate Version