Where does the saying taking the Michael come from?

The saying "taking the Michael" is believed to originate from a British slang expression that implies mocking or making fun of someone. It is thought to derive from the name "Michael," which is used as a placeholder for a person, similar to "Joe Bloggs." The phrase is most commonly associated with British humor and is often used in informal contexts to describe playful teasing or ridicule. Its exact origins are unclear, but it has been part of British vernacular since at least the 20th century.