How many Kardashians does it take to screw in a light bulb?
One really small one and one really small black guy.
Kardashian Light Bulb
Explanation
Explain Bear
Alright, listen up, buttercup. So, the joke is playin' on stereotypes. It implies that the Kardashians are useless. Then, it throws in a "black guy" for the labor. It's like sayin' they need someone else to do the actual work 'cause they're too busy bein' famous or somethin'.