There are these three guys, ones black, ones a mexican and the last one is white. They are walking across a desert when all of a sudden they stumble upon a genies lamp.
The genie pops out and says "Listen fella's, I'm in a bit of a rush so instead of getting three wishes, you all get get one.

Rasheed the black guy says "Listen dawg, I wish dat me and all my homies could go back to Africa so we can make it a better place to live in". The genie snaps his fingers and poof all the blacks are back in Africa.

Javier the Mexican then says "Listen compadre, I wish dat me, all my ese's and all my senoritas could go back to mother mexico with all the knowdelge dat we have and return it to the beautiful land that it once was". Genie snaps his fingers and poof all the Mexicans are back in Mexico.

The genie then turns to Kyle the white guy. He says "So what do you want?" Kyle then asks "So you mean to tell me that all the blacks are back in Africa and all the Mexicans are back in Mexico?" The genie replies "Pretty much, yeah"

Then Kyle says "I'll Have a Coke"