Teacher: Billy, name one important thing we have today that we didn't have ten years ago.
Billy: Me!
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Substitute teacher: Are you chewing gum?
Billy: No, I'm Billy Anderson.
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Teacher: How old were you on your last birthday?
Billy: Seven.
Teacher: How old will you be on your next birthday?
Billy: Nine.
Teacher: That's impossible.
Billy: No, it isn't, Teacher. I'm eight today.
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Teacher: Billy, why do you always get so dirty?
Billy: Well, I'm a lot closer to the ground then you are.
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Billy: Teacher, would you punish me for something I didn't do?
Teacher: Of course not.
Billy: Good, because I didn't do my homework.
