English short jokes are badly needed!

Q: What's the difference between a monkey and a flea?

A: Monkeys can have fleas, but fleas cannot have monkeys.

What's the difference between monkeys and fleas? You may directly think that they are a big one and a small one. But besides, monkeys can have fleas, but fleas can't have monkeys. Is this an interesting answer?

Dentist: I'm sorry, madam, but I have to charge you $25 for pulling your son's tooth.

Mother: twenty-five dollars! But I thought you only charged five dollars for tooth extraction.

Dentist: I usually do. But your son yelled so loudly that all the other four patients were scared out of the office.

exorbitant price

Dentist: I'm sorry, madam, but I have to charge $25 for pulling your son's tooth.

Mother: twenty-five dollars! But I know it only costs five dollars to pull out a tooth?

Dentist: Yes. But your son shouted so loudly that he scared away four patients.