Yo mama so fat, when she touched the stairs, it said, "To be continued!"
Yo Mama So Fat
Explanation
Explain Bear
Listen up, buttercup. This joke is all about your mom being overweight. Like, so overweight that when she steps on the stairs, it's like an epic saga that never ends. Get it? Because she's heavy and it takes forever? I bet you're still scratching your head, aren't ya?