Lego began manufacturing interlocking toy bricks in 1949. Since then a global Lego subculture has developed, supporting movies, games, competitions, and six themed amusement parks. As of 2013, around 560 billion Lego parts had been produced. Here are a few ads designed to toy with your imagination. Click here to view the first image in today's viral picture gallery. Continue reading for a viral video of the most epic wedding crashers ever, Iron Man included.