Emma Chamberlain isn’t a total household name yet–but she’s on track. In just over a year, her YouTube channel has grown to more than 3.5 million subscribers, and her new clothing line, High Key, is debuting today on the virtual shopping mall app, Dote. High Key is Chamberlain’s own brand and treated like any other… https://www.adweek.com/digital/dote-a-virtual-shopping-app-releases-its-first-private-label-brand-with-a-youtube-star/