Meet Jack Hoosie, manager of South Yorkshires 3rd Most Hygenic Gay Sauna (1997). He's seen his venue through thick and thin, large and small, hard and... you get the picture; but now the very existence of his pride and joy is under attack as a new digital sexual revolution beckons. Can Jack sweat it out with the audience and convince them to become 'full members'? Or will the cracks in his sale patter - and the walls of the Leisure Groan - force the once hustling sauna to let out a final gasp