A rumor discussed on message boards and now fueled by Rolling Stone puts Phish on Bonnaroo's What stage Friday and Saturday nights (6/12-6/13 in Manchester, TN). (Bruce Springsteen will allegedly close on Sunday.) It would be the first time the legendary jam band plays the notoriously jam band-heavy festival, but Trey Anastasio's fifth year appearing as a performer. Phish's only ...