Jenn McAllister has 3.1 million subscribers and counting on YouTube (plus another 1.9 million on Instagram and 2 million on Twitter), where she documents her life as jennxpenn. Jenn started uploading videos to YouTube when she was 12. At 16, she signed a deal with Awesomeness TV, then moved from Bucks County Pennsylvania to Los Angeles. She published her best-selling autobiography, Really Professional Internet Person, in 2015, and for the past two years has starred in the YouTube Red series, Foursome, alongside Logan Paul, for which she won a Streamy Award as best actress in 2016. The third season of Foursome premiered this week, and Jenn caught me up on everything, including how to grow up when your whole transition into adulthood is broadcast online. So let’s get to it!