Skull & Bones is the fifth studio album by the rap group Cypress Hill, released on April 25, 2000. The album is divided into two — a hip-hop disc ("Skull") and a rap metal disc ("Bones"). It features Everlast, Eminem, N.O.R.E., Christian Olde Wolbers and Dino Cazares of Fear Factory, Brad Wilk of Rage Against the Machine and Chino Moreno of the Deftones. Cypress Hill landed a slot supporting The Offspring and MxPx on the Conspiracy of One tour. The song "(Rock) Superstar" was a radio hit on both rap and rock stations. It was once performed live by the band with Slash, Duff McKagan and Matt Sorum of the band Velvet Revolver. The Intro includes a sample from Ralph Bakshi's Wizards.