Campers at Vinegar Hill are preparing for an extra special celebration on Sunday night.
It is 40 years since a group of gay men first gathered at Putai Ngahere Reserve near Hunterville alongside the Rangitikei River to enjoy a peaceful holiday.
What began as respite from a conservative and intolerant society has evolved in to a celebration of diversity with events like fashion in the field, a softball tournament and the queen's cocktail party.
"This year we will also be celebrating 70s style with a couple of special performances," said Dion Leslie.
"In the early days of the camps, singers would perform on the roof of the old toilet block and their 'stage' was lit with car headlights.