And he loves playing beautiful music on his violin. But Gustavo also has a problem. He is SHY. Which means some things are harder for him to do, like getting in a line to buy eye-scream or talking to the other monsters. But Gustavo longs to be a part ofsomething, he longs to be seen. More than anything, he wants to make a friend. So, plucking up all his courage, he sends a very special letter: “Dear Monsters, I would like to invite you to my violin concert at the Day of the Dead party…”