WhenNick\'sgirlfrienddumpshimatgraduation,hehasacolossalmeltdowninfrontoftheentireuniversity.He\'sconvincedhislifeisover,buthisbestmateShanehastheperfectsolution:threedaysatanepicmusicfestival.Withthehelpof"festivalaficionado"andcertifiedoddballAmy,ShanetriestogetNicktoembracethemusic,themayhemandthemud.FromthecreatorsoftheInbetweenerscomesTheFestival,amovieaboutfriendship,growingup,andgoingmadinafield.