Julie Leff’s Still Life with Cake is one of more than 60 works of art in Wilton Library’s new exhibition,  A Couple of Couples — Paintings and Photography, opening with a reception on Friday, Feb. 2, from 6 to 7:30 p.m. The public is invited to view works by two married couples: Leff and Charles Douthat from Weston, and Leona and Richard Frank of Westport.