Slipknot are up to something… According to a post on Reddit, these giants have placed an enigmatic billboard in Indio, California, hinting at an upcoming event to celebrate the 25th anniversary of their debut album. Located near this month’s Coachella and last October’s Power Trip festivals, the billboard features the band’s logo, phrases like “ONE NIGHT ONLY” and “LONG MAY YOU DIE,” and the URL This late nineties-classic-designed website, launched last year, lists upcoming tour dates and details from the band’s 1999 self-titled album. Fans are buzzing with anticipation over what the band has planned.