Answer:
What food lives at the beach?
I have one, you have one. If you remove the first letter, a bit remains. If you remove the second, bit still remains. If you remove the third, it still remains.
How do you get an elephant into a refrigerator in 3 steps?
What's funny about 3 helium atoms?
What do you call a baby rifle?
If I say "everything I tell you is a lie", am I telling you the truth or a lie?