Elon Musk is definitely one to watch - he's a multi-billionaire, mega-brain entrepreneur who's building the world's biggest space rocket and some awesome electric cars too. And those are just a couple of Mr Musk's many projects.Find out:- What drove him to shovel gloop,- How parties helped fund his college years- And why he wants to move millions of people to Mars.Get to know Elon on First Name terms!