Meeting 5 Seconds of Summer - In Milan for their debut album and the gig with 1D

They are young, enthusiastic and determined. YouTube has made them famous. We are talking about 5 Seconds of Summer, from Australia, and of course girls go crazy for them. The we met them with a group of journalists in Milan's Piazza Duomo, where hundreds of fans were waiting for them before attending the live session at the Mondadori store. They are in Italy to present their debut album "5 Seconds of Summer" and to open the concert of One Direction, their "British cousins." Here's to you Luke Hemmings, Calum Hood, Ashton Irwin and Michael Clifford.