Tyrone, a black kid in kindergarten came home from school one afternoon and asked his father, "Daddy, is it true that black boys have bigger penises than white boys?"
"Did some little cracka-ass say that to you or somethin?" asked the dad.
Tyrone acknowledged this was correct.
"Well," his dad said, "tomorrow when you go to school and you're up takin' a leak at the urinal, get a good lookin' at yo classmates peckers and see if it's true."
So, the next morning, Tyrone went to school, went into the bathroom with a couple of his white classmates and went to take a piss in the urinal. Trying not to get caught, he inconspiculously glanced at their penises. Tyrone grinned.
Later that day, Tyrone came home and told his dad the news. "Daddy," he said, "It's true! All them crackas have smaller dicks that me!"
"Well, son, time to face the truth... it's cuz yo ass is more...