This was posted at InsaneClownPosse.com!  There was a special one-off show with Violent J and Shaggy 2 Dope at the Newport Music Hall in Columbus, OH!  Here was the post:

Get fuckin’ ready, ‘Los and ‘Lettes! The Insane Clown Posse are hittin’ the stage on Saturday, April 28th and you’re not goin’ to want to miss this shit! It’s a full blown wicked clown show that only The Duke of the Wicked and The Southwest Strangla can put on! It’s the Insane Clown Posse LIVE at the Newport Music Hall in Columbus, OH! Tickets for this show are available NOW for purchase on ticketmaster.com! Just CLICK HERE to grab yours now! The clowns are comin’ to your town! BE THERE!

One thing that wasn’t mentioned in the article was that April 28th was VIOLENT J’S 40TH BIRTHDAY!!!  So maybe this was his way of celebrating!