In 2011, then 17-year-old Cameron Dallas tweeted “I want to be a Calvin Klein model.” In 2016, that dream was realized. During the interim four years, the Vine star went from SoCal high schooler to international heartthrob (both he and model Lucky Blue Smith drew a mob of fans at Milan Fashion Week), gaining 8.1 milli…

YouTube Rewind 2015 brings together the biggest YouTube stars and celebrities from the past twelve months to create their annual year-end video montage. More than 150 YouTube creators from all over the world got together to relive not just the best moments of 2015, but also some of the most memorable viral clips from Y…