The Lemonade Mouth series does not have a new book coming out soon. The latest book, Lemonade Mouth Puckers Up (Book 2), was published in November 2012.
The first book in the Lemonade Mouth series, Lemonade Mouth, was published in March 2007.
The Lemonade Mouth series primarily falls into the General Fiction genre. This middle grade series was written for ages 8-12, but can be enjoyed by older readers as well.