How to show people you have more money than them, and are therefore better.
Buy the world a Coke and keep it company. It's the real thing. (I miss you Mad Men)
Buy Marilyn Monroe's skeleton, and tell everyone that when you die, you're going to be buried with your skeleton, doing her skeleton, doggystyle.
buy my dog a solar powered pneumatic exoskeleton, and see what he does with unlimited power. will it corrupt him? will he become a monster roaming the countryside? although these seem like the most likely outcomes, ehh, it'll still be cool to watch.
Let them see you washing your car with a Mink coat
Get hats to go on all your hats.