Metallica posted a footage from their act at the first day of Orion festival as DeHaan band. Watch the video featuring songs "Hit the Lights" and "Phantom Lord" performed onstage and the rehearsals of "Jump in the Fire."Metallica made the suprise appearance as the band called DeHaan during the first day of their own Orion festival and performed their entire iconic debut "Kill 'Em All."The full set can be downloaded here.DeHaan title refers to the last name of Dane Dehaan, the starring actor from the band's upcoming 3D movie "Through the Never." Fans unanimously agree that this is one of the coolest tricks Metallica pulled off in some time.