The Psycho Las Vegas lineup continues to expand, and the pool party kick-off show ("Psycho Swim") has now been announced with Corrosion of Conformity, Lucifer, Danava, ASG, Primitive Man, Idle Hands, Howling Giant, and Thrown Into Exile. The party goes down August 15 at Daylight Beach Club, one day before the fest begins in proper next door at the Mandalay Bay Resort And Casino.

Tickets for Psycho Swim are on sale now.

Psycho Las Vegas also includes Beach House, Godspeed You! Black Emperor, The Black Angels, Grails, Cold Cave, The Faint, Tobacco, Black Mountain, Nothing, Bad Religion, Glassjaw, Mark Lanegan, Full of Hell, Deafheaven, Power Trip, YOB, Carcass, Clutch, Electric Wizard, High On Fire, Old Man Bloom, The Crazy World of Arthur Brown, The Obsessed, Uncle Acid & the Deadbeats, Triumph of Death (Tom G. Warrior’s band who play Hellhammer songs), and more. Tickets for that are still available too.