If I gave you a billion dollars, and you couldn't spend it on charity or family, what would you do?

1. Send a probe to Mars filled with fake alien fossils.

2. Buy a fleet of yachts and have a race.

3. Buy radio station and broadcast deep brown noise around the clock.

4. Host my own world's top chef competition where I am the head judge.

5. Build prank parking garages where all the spaces are too small.

6. Invest all of it in the next stock James Altucher mentions.

7. Secretly upgrade random people's landscaping in the middle of the night.

8. Start a chicken fast food restaurant that is only open on Sunday.

9. Buy an island for a B-list celebrity.

10. Invent dog-whistle drones.