The facts of life

When her five-year-old daughter began asking questions about the facts of life, the mother carefully explained how babies were made. For several days, the child went over this fascinating new material with her mother. “So the sperm from Daddy fertilizes the ovum from Mommy and the baby is carried in Mommy’s tummy.”
“That’s right, honey” her mother said.
“But how does the sperm get there?” she asked. “Does Mommy swallow it?”
“If Mommy wants a new cocktail dress, she does,” came the reply