Yo mama's so fat that the earth used to be flat before they buried her.
Yo Mama Flattens Earth
Categories
Explanation
Experiment
Explain Bear
Alright, listen up, buttercup. This joke is about yo mama being so ginormous that her weight flattened the Earth back in the day. Get it? Before they buried her, meaning she's still causing geological changes from beyond the grave. It's funny because you're probably not used to thinking very hard.