~~~ What to do, what to do... ~~~

A lawyer charged a man $500 for given legal services. The client paid him in cash with five crisp new $100 bills. After the client left, the lawyer was smelling the money when he discovered that two bills had stuck together -- he'd been overpaid by $100!

This posed an ethical dilemma for the lawyer: Was he obligated to share the extra $100 with his partner?