A teacher is explaining biology to her young schoolkids. "Human beings are the only animals that stutter," she says. Little Johnny raises his hand and yelled, "Miss! Miss! ... I had a cat who stuttered." The teacher, knowing how precious some of these stories could become, asked him to describe what happened. "Well," he began, "I was in the back garden with my cat and the Rottweiler that lives next door got a running start and before we knew it, he jumped over the fence into our garden." "That must've been scary," said the teacher. "Yes it was, " said Little Johnny, "My cat raised her back, went "Ffffff!, Ffffff!, Fffffff," but before she could say "F**k Off! the Rottweiler ate her!"