Festival Hop Hop Hop is a free event that takes place every September in Metz, France. This event is dedicated to celebrating street art and performance, and features a variety of artists and performers from around the world. Visitors can enjoy live music, dance performances, and other entertainment options, as well as food and drink stalls. This event is a great choice for budget-conscious travellers who want to experience the local culture and art scene without spending a lot of money.