A new teacher was trying to make use of her psychology courses. She started her class by saying, "Everyone who thinks they're stupid, stand up!" After a few seconds, Little Johnny stood up. The teacher said, "Do you think you're stupid, Little Johnny?" "No, ma'am, but I hate to see you standing there all by yourself!"
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Yo' Mama is so stupid, her wig has a chinstrap.
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A blonde was having sharp pains in her side. The doctor examined her and said, "You have acute appendicitis." The blond yelled at the doctor... "A cute appendicitis! I came here to get medical help, not get a stupid compliment!"
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Yo Momma's so stupid that she burned down the house with a CD burner.
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Yo mama so stupid that when I was drowning I yelled out to her that I needed a life saver and she said "Cherry or grape?"
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