Just when we thought America's favorite video game, 'Super Mario Bros.,' couldn't get any better -- enter YouTube's 311Erock, aka rocker Eric Calderone. In this video, Eric shows us that not all metal riffs and/or tones are used for moshing, horror movies and making parents angry.
Whatever your opinion of heavy metal god and legendary crankster Dave Mustaine, there's no denying that the dude can shred. But what's even more impressive is this amazing cover of Mustaine's solo from Megadeth's 'Holy Wars...The Punishment Due.' Oh, and did we mention that this heavy metal fan plays it on an iPhone?