13 Aug The incredible #1 bestselling debut novel from YouTube phenomenon Zoe Sugg, aka Zoella, now in paperback. Under the alias Girl Online, Penny blogs her hidden feelings about friendship, boys, high school drama, her crazy family, and the panic attacks that have begun to take over. Overlooks online safety, but tweens will swoon for romance. Read Common Sense Media's Girl Online review, age rating, and parents guide. 7 Dec When Zoe Sugg, better known as YouTube superstar Zoella, released her first novel Girl Online in November, it scored the highest first-week sales for a debut author since records began, selling 78, copies in seven days. But as more people have read the book, some have begun to ask if it was written.