The doctor replies, "It's all okay. You gave birth to beautiful twins, a boy and a girl. But we needed someone to name them, so your brother came in and gave them their names."
The woman is surprised. "No, not my brother! He's not the smartest guy in the world."
"Well ma'am, he named your daughter Denise," the doctor said.
"Oh, that's not too bad. What's the boy's name?"