Word Play

One Day Little Johnny asked her students to use the word "fascinate" in a sentence.
Molly said, "My family went to my granddaddy's farm, and we
saw all his pet sheep. It was fascinating."
The teacher said, "That was good, but I wanted you to use the word 'fascinate'."
Sally raised her hand. She said, "My family went to See Rock City and I was fascinated."
The teacher said, "Well, that was good, Sally, but I want the word 'fascinate'."
Little Johnny raised his hand. The teacher hesitated, but decided there was no way he could damage the word "fascinate".
Johnny said, "My cousin has a sweater with ten buttons, but her tits are so big, she can only fasten-eight..........."