Your Mama so fat, when she fell on the sidewalk, nobody laughed but the sidewalk cracked up.
Sidewalk Crack Up
Categories
Explanation
Experiment
Explain Bear
Listen here, dummy. This joke is all about ya mama bein' so gosh darn hefty that when she took a spill on the sidewalk, the concrete couldn't help but crack up. It's a classic insult, see? Like, she's so fat, even inanimate objects are affected by her weight. Get it now, Einstein?