Q: What's red and sits in a highchair convulsing?
A: A baby eating razor-blades.

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Q: What is red and white and squirms in the corner?
A: Dead Baby playing with razor blades.

Q: What is red, white and green and sits in a corner?
A: Same baby 3 weeks later.

Q: What's blue and thrashes about on the floor?
A: A baby playing in a plastic bag.

Q: What's blue and sits in the corner?
A1: Baby in a cellophane bag.

Q: What is green and sits in the corner?
A: Same dead baby two weeks later!