During a field trip to Super Troupe Headquarters, Monique and her friends break away from the main tour group. Soon, they sneak into the Hall of Magic where a minor mishap quickly leads to monster mayhem. Somehow, they bring the Gargoyles of Astoria to life, and the entire Super Troupe Headquarters goes into lockdown. Can Monique and her friends find a way to defeat a pack of stone demon dogs before it's too late? Or will their fantastic field trip turn into a major flop? Young readers will find out in this fun and funny chapter book bursting with colorful comic book-style illustrations.