Jon Flores, Javi Colina, Spider from Majorkings, Level Groove, Mikel Ayerra, Quoxx, Oscar Cano, Mr. Terrible, Inaki Santos, Paul Ursin, Jowe X, Albert Aponte, Oliver Moldan, Fran Guzman, Stanny Abram, Noboa, Alex Del Toro, Paolo Solo, DJ Csemak - Undercool Presents Summer Calling 2013 [Undercool Productions]