Ah! Our very first person to make it on the list, and it's none other than Mark Zuckerberg! For those of you who don't know, this guy is the founder and CEO of a website that has hooked in more users than crack. It's called Facebook, heard of it? It's made him a billionaire at age 23. Now please don't get all rowdy with me and say I'm jealous of him because of this fact... because I assure you I a... more.