Matthew The Tank Engine Kid/Human Kid & Jake The Small Engine Kid/Human Kid and The Smurfs: The Hidden World

In the smurf village, grouchy have start being a little Happy instead of being grumpy. But he, clumsy and gutsy are captured by gargamel's bird monty and fly with them to his house, gargamel show them the staff that he buyed at a street marked when smurfette defeated him one year later. He saw that thing in a book with three stones. Two small blue stones in the eyes and one big red stone in the mouth. It means that If gargamel gets all the stones, he will become the invinsable wizard in the whole world. There are two wizards working for gargamel. Mong and gorgo. Grouchy, clumsy and gutsy are going on a journey to find the stones and destroy them before gargamel gets them. They have to find the hidden smurf world hidden far away.