“worn and aged” wristband from an imaginary jamboree for a whopping $3,800 — a lot more than you’ll pay to attend events like Coachella (from $549) and Bonnaroo (from $350) in 2025.

Leaving the Bonnaroo campgrounds is discouraged, but permitted. If you must leave, you will need to scan your wristband and car pass as you exit so you can be allowed back in again. Depending on ...