1. Best Moment, Period: Bruce Springsteen Joins Phish Onstage

When the Boss was spotted chillin' side-stage at Neko Case and Band of Horses' Sunday afternoon performances, one couldn't help but wonder: "Why is the guy sticking around?" We all found out that night when Springsteen joined Phish onstage to rip through "Mustang Sally" and two of his own songs, "Bobby Jean" and "Glory Days," to give Bonnaroo a truly historic moment. Read our Phish review from Friday night here, and our review of the Boss' Saturday night set here.

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