Yo Mama Grabbed a Bowl When It Was Chilly Outside?! What?!',"s Up With That?!"

Alright, genius, let me break it down for ya. You see, the joke is that yo mama is so dumb, that when someone say it's "chilly," which mean cold, she think they want a bowl of chili. Get it? 'Cause you're probably as sharp as a marble, and a marble is not sharp at all!