Epic collaborations sit near candy cane popcorn, hot air balloon rides into space and submarine rollercoasters amongst our favorite things ever. At Bonnaroo, surprising sit-ins and once-in-a-lifetime musical moments have become a yearly tradition. But Bonnaroo didn’t invent the collaboration wheel, so this week we’re digging deeper to find some of those amazing musical moments throughout history. Boom!

Check out the Bric-a-Brac: Collaborations page to dig in!