Are you a fan of Rick Riordan's bestselling “Percy Jackson and the Olympians” kids series? Come to the Grove, where Riordan will talk about his new book, The Son of Neptune, the second of his “The Heroes of Olympus” series. The pre-party for the book, which comes out Tuesday, includes an Olympian costume contest, a mythology contest, giveaways and much more. This event is for all ages, so bring all your Roman-and-Greek-god-loving friends and family. Riordan is a very successful author for both adults and children. And did you know he's also one of the creators of, a fun and safe website for children? His outstanding writing just makes you want to keep reading. His books are impossible to put down! See you at the event! Barnes & Noble, the Grove, 189 The Grove Drive; Sun., Oct. 2, 1-4 p.m.; free (book is available Tues., Oct. 4, for $19.99). (323) 900-8080.

Sun., Oct. 2, 1-4 p.m., 2011

LA Weekly