Size jokes
Your forehead is so big it makes Megamind's head look small.
You dream in 4K.
Yo mama so fat, she asked for a water bed, and they gave her the ocean.
Why don't dwarfs have cars?
Because they can't get in the door.
Your forehead is so big you can headbutt my face and chest at the same time.
Memes
Your forehead is so big I could use it to get free TV.
Yo mama so fat, she needs two watches for each timezone.
Jo Mama is so fat, I left her printing last year, and she is still printing!
Yo mama so fat when I pushed her into the jacuzzi, it caused a level 8 tsunami.
Do you know what is good about being an orphan?
Every candy bar is family sized.
Your forehead so big it's got its own gravitational pull.
Science teacher: How many times can the earth fit into the sun?
Me: As many times as the earth can fit into you.
Your mum is so fat, flat earthers think she's round!
You are so fat that when you wear a yellow raincoat, a running person behind you shouted, "Taxi!"
You're so fat, the only thing you could be for Halloween is the Kool-Aid Man.
Yo mama so fat, her belly enters the room 10 minutes before she does.
Your forehead's so big that I was tryna figure out if that was you or the moon.
Your forehead is so big they call you the Leaning Tower of Forehead!
Yo mama so fat, when God said, "Let there be light!" she blocked the sun. Now we call her the moon.
Run on a sandpaper floor-treadmill hybrid in a medium sized room for 24 hours. It will be fun!