Gangsta Rap Star Wars. NSFW Now that's funny right there. I don't care who you are. Link from the Rott.

I'm Just Too White and Nerdy. Rap from Weird Al.

Tobacco. A classic from Bob Newhart.

The French. Robin Williams. NSFW

Noah. Bill Cosby.

I Think We're All Bozos on this Bus. Firesign Theater