Girl Online is the debut novel by English author and internet celebrity Zoe Sugg. The romance and drama novel, released on 25 November 2014 through Penguin Books, is aimed at a teen audience and focuses on a fifteen-year-old anonymous blogger and what happens when her blog goes viral. The novel is a New York Times Best Seller in the Young Adult category. The book was the fastest-selling book of 2014 and it broke the record for highest first-week sales for a debut author since records began. Source: Wikipedia (en)