For years, it's been lying - untouched - in a dusty attic. But now, remarkable footage of the first-ever Brighton festival has been discovered, giving a unique insight in to the artists and performers of the day.
The event in 1967 featured stars like The Who, Cleo Laine and Eric Clapton, a fashion show and even a baseball match.
Charlotte Wilkins speaks to Ian Beck, one of the film makers and Andrew Comben, The Brighton Festival Chief Executive.
You can view the full version of the film here: