Da Mafia 6ix Insane Clown Posse Announce “Shockfest Tour” The hip hop duo, Insane Clown Posse, have announced that they will be headlining the “Shockfest Tour” this fall with support from Mushroomhead, Da Mafia 6ix, Madchild and Jelly Roll. You can check out the dates, details and poster, after…