So Fat jokes
Your mama so fat, it took all the trees to build her a coffin.
Yo mama so fat that the US (Mexico) and North Korea (South Korea) got into a war fighting over who gets to use her as their border wall.
Yo mama is so fat when she goes to the dentist, they make her lay face down.
You're so fat, when you wear a yellow raincoat, people call out, "TAXI!"
Your mom is so fat that the photographer had to go to the moon just to click the photo of her belly button.
Yo mama so fat, when she went to bed, the house shook.
Yo mama so fat, when they buried her, they named her Everest. Mount Everest.
Yo mama so fat when someone asked her to touch her chin, she asked, "Which one?"
Yo mama so fat, Zeus used her as a bowling ball.
Yo mama so fat that when she went to the fatty competition, they said no because they didn't want professionals.
(Just a joke, she's probably kind.)
Sam's mum is so fat, when she fell down the stairs, I thought EastEnders finished!
You're so fat, you have your own gravitational pull.
Yo mama so fat, when she decides to workout, the stock market goes bankrupt.
You're so fat you need butter to get in the car.
Your mama so fat, she caused a traffic jam just by crossing the street.
Yo mama so fat that when she bought food, she ran out of money.
You're so fat that when they tried to print a picture of you through the computer, they couldn't fit you in the whole picture because you were so big!
You're so fat that you cause your heart to have panic attacks.
Yo mamma's so fat no one was laughing, but the ground was cracking up.
Yo mama is so fat that when she fell over, she created the Grand Canyon.