It's more than a decade since the ladies of the Rylstone Women's Institute stripped off for that famous calendar which raised half a million pounds for Leukaemia Research.
And where the Yorkshire Dales led the way, the Lake District has now followed.
The latest calendar girls to bare all for charity have taken to the chilly Lakeland fells to raise money for the Multiple Sclerosis society.
Indeed, several of the models are MS sufferers as Alison Freeman reports for BBC Look North.
She spoke to Calendar creator Sue Hope, Catherine Howe and Jenny Calvert (Miss October and Miss November) and Carrie Burbush (Miss March).