In two decades on the front lines of the UK’s music scene, Edith Bowman has seen some wild festivals. The good, the bad and the mud-encrusted are all there in her maiden book, Great British Music Festivals. Join the DJ and TV presenter as she discusses highlights from the photo-rich tome that celebrates some of the mightiest festivals ever to have been held on these shores. Under 5s are free but must sit on parent's lap.