"© Licensed to London News Pictures . 12/01/2016 . Salford , UK . GARY BARLOW (pictured with the original Women's Institute members who made the calendar ) makes a surprise appearance and performs in front of the audience at the Lowry Theatre , during the opening week of "" The Girls "" , a musical he wrote based on the story "" Calendar Girls "" , about a group of Women's Institute members in Yorkshire , who made a nude calendar . Photo credit : Joel Goodman/LNP"
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