PewDiePie is the most successful gamer on YouTube. Millions of people watch videos of him playing on his computer every single day. Born in Gothenberg, Sweden, his real name is Felix Arvid Ulf Kjellberg. He's got more subscribers to his YouTube channel than the entire population of Germany and was named one of "The World's 100 Most Influential People" by Time magazine. But how much money does PewDiePie actually make from YouTube?