Robb Alvey is no stranger to thrill seeking. As the host of the enormously popular Theme Park Reviews channel on YouTube, Robb is considered to be THE authority on roller coasters and thrill rides by fans and experts alike. In this episode of LimeLight DIY, Robb will share his thoughts on what it takes to be a Million + Subscriber channel, the lost art of running a successful forum, and expanding from YouTube to television, magazines, newspapers, and more!