Rob Zombie guitarist taps Megadeth mastermind for latest solo single
Islands, deserts, wrestled bears and kid covers
Thrash titans played 16 songs to 500 fans in San Francisco club
Fast-rising genre-busting artist kicks off "Mike's Dead 2.0"
"Fuckin' Jerry from Alice in Chains, look at that motherfucker"
Genre-defying festival also boasts Lil Uzi Vert, Megan Thee Stallion, $uicideboy$ and more