The lineup has been revealed for this year’s edition of Insane Clown Posse’s Gathering Of The Juggalos festival. That event will take place at Legend Valley in Thornville, OH on August 13-16 and it will find the horrorcore act joined by GWAR, Tech N9ne, RA The Rugged Man, Green Jellÿ, Belushi Speedball, The Convalescence, Fight…