Demi Lovato Courtesy of Roku Share on Facebook Share on X Share to Flipboard Send an Email Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Print the Article Post a Comment Roku City is getting its first headline show, courtesy of Demi Lovato. Roku is turning its famed Roku City screen saver into a stage for pop stars, and the company has tapped Lovato as the first artist set to take over.