Yo Mama - Throwing Rocks
Yo Mama is so dumb, she threw a rock at the ground and missed.
Yo Mama - Order
Yo mama so stupid that when Judge Judy said "Order!" she said "fries and a coke please".
A teacher wanted to teach her students about self-esteem, so she asked anyone who thought they were stupid to stand up. One kid stood up and the teacher was surprised. She didn’t think anyone would stand up so she asked him, “Why did you stand up?” He answered, “I didn’t want to leave you standing up by yourself.”
Yo Mama - Tape
Yo mama so stupid, she tried to tape glue.
Yo Mama - Giving Birth
Yo mama so stupid, when you were born, she saw the umbilical cord and said, "Hey, it comes with cable."