Top of the bill is the nation’s favourite choir master, Gareth Malone OBE, who will create an instant choir of festival revellers.
The magic of Harry Potter comes to the Wye Valley with bird man Lloyd Buck, famous for training birds and owls for TV and blockbuster films, giving people an insight into his high flying job and a chance to meet his feathery friends.
Cookery author Genevieve Taylor is launching her new book 'How to Eat Outside' and is curating all the food for the festival. She has brought together a truly delicious collection of award winning cooks to keep festival goers well-fed and inspire them with some truly imaginative food for the summer ahead. These include:
Scientist, magician, and self-confessed geek Dallas Campbell from Bang Goes the Theory and the Gadget Show, will be demonstrating how science can help you create the perfect pizza in his ‘Science of Pizza’ session.
Chef and TV presenter Matt Tebbutt from Channel 4’s Drop Down Menu and Food Unwrapped will be proving that pizza ovens aren't just for pizza and showing how they can help turn simple seafood dishes into something really special.
Fresh from their winning triumph at the BBC Food & Farming Awards, local favourites Hangfire Smokehouse, will be showing how to dish up their ever popular Southern style cooking.
Showcasing his sourdough bread-making skills, one half of the Fabulous Baker Brothers, Tom Herbert of Hobbs House Bakery, will make mouth-watering doughnuts over the open fire for everyone to try.
Children have the wonderful opportunity to cook with newly announced BBC Cook of the Year, Jo Ingleby. Jo's award winning teaching encourages children of all ages to experiment with fresh, healthy ingredients.
Kate Humble said: “We are delighted and proud to have such talented people working with us to help make the Big Day Out an irresistible mix of food, music, craft and good old fashioned fun, all in the beautiful surroundings of our Wye Valley farm."
These are just the latest names to be added to the already bursting all day outdoor festival line up which includes the farm Olympics, crafts and bushcrafts for all ages, story-telling, circus skills, foraging walks and, of course, live music.
There will be live music throughout the day and into the evening in the Lambing Shed, and around the campfire. There will also be plenty of food from local street food sellers, and a special cocktail bar run by Chase Distillery.
For those brave enough, there’s a chilli eating competition run by Chilli of the Valley - competitors will get to pit their mouths (and stomachs) against each other in a knock out battle as they munch their way up the Scoville Heat Scale: starting with the milder chillies and progressing through to the superhots and Guinness World Record breakers.
The evening will come to a close with Welsh band, The Noses, playing their own brand of dirty country music, with Back to Basics DJ Simon Mu playing into the early hours.
The Big Day Out fun starts at midday and carries on until midnight, with overnight camping available.
Big Day Out is supported by a number of wonderful companies includingThule, the number one Swedish outdoor sports brand. Tidy Planet and DHL Envirosolutions, working to help make the Big Day Out a zero waste festival.Craghoppers, who design clothing to help you enjoy every moment of your Big Day Out outdoor experience. And Westland Garden Health, who will be inspiring festival goers to 'grow their own' whilst making their gardens great for wildlife.