This lot includes 21 fun-filled and exciting Mary Kate and Ashley Olsen Sweet 16 Two Of A Kind Adventures books in mixed formats. Written by the talented author Melinda Metz and published by HarperCollins, these books are sure to keep you entertained for hours on end. The books are written in English and fall under the genre of Modern & Contemporary, with topics ranging from friendship to romance. Whether you are a fan of the book series or just looking for a great read, this lot is perfect for you!