Want more HISTORY? Catch new episodes of Vikings, premiering Wednesday December 4th 9/8c! Ethan invents the first barbecue grill cleaning robot, Patrick is an amateur photographer who creates the first attachable photo lens for the iPhone, and Scotty and his brother create Rollerblades in Season 1, Episode 2, "Barbecue Bonanza". #MillionDollarGenius Subscribe for more from Million Dollar Genius and other great HISTORY shows: po.st/SubscribeToHistory Find out more about the show and watch full episodes on our site: po.st/Million-Dollar-Genius Check out exclusive HISTORY content: Website - www.history.com Twitter - twitter.com/history Facebook - www.facebook.com/History "Million Dollar Genius" reveals the incredible true stories of ordinary people who through hard work and perseverance transformed their ideas into wildly successful products. HISTORY® is the leading destination for award-winning original series and specials that connect viewers with history in an informative, immersive, and entertaining manner across all platforms. The network’s all-original programming slate features a roster of hit series, premium documentaries, and scripted event programming.