YouTube's biggest star PewDiePie ups his game with 4.1bn annual views

Gamer ruled the roost on YouTube ahead of DC Toys Collector and Katy Perry, as year-end stats reveal popularity of games, music and children’s channelsGames, music and children’s channels ruled the roost on YouTube in 2014, with its most popular channel PewDiePie’s videos watched more than 4.1bn times last year.The UK-based gamer – aka Felix Kjellberg – ended the year with more than 33.5 million people subscribing to his YouTube channel, which focuses on “Let’s Play” footage of h