Here are some more for you...
Yo momma's so stupid she failed a survey.
Yo momma's so stupid she tried to commit suicide by jumping off a building and she got lost on the way down.
Yo momma's so stupid I saw her jumping up and down, and she said she forgot to shake the medicine before she took it.
Yo momma's so stupid she tried to drown a fish.
Yo momma's so stupid she got hit by a cup and told the police she was mugged.
That's all.
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