U2 have officially announced their return to Europe in 2027 with Carnaval de Luz Presents: The Greatest Show on Earth World Tour! The band will perform 12 shows across 7 European countries, with Wolf Alice joining as special guests. And while the tour announcement is exciting, the ticket-buying process might seem a little overwhelming, with multiple presales (five, to be exact!), different registration requirements, and deadlines to keep track of. So, I've put together this g