Glastonbury to celebrate 50 years with commemorative festival book featuring contributions from Jay-Z, Chris Martin, and more Glastonbury festival will celebrate 50 years of modern musical influence via the release of commemorative festival book, 'Glastonbury: 50.' Related Posts: Glastonbury Festival locks in Damon Albarn, Honey Dijon, and more for ‘Live At Worthy Farm’ livestream Glastonbury festival organizers quietly register new company, Holy Cow Events
