It's a Living S01E12 - Kids

Tension arises at work between Lois and Jan, as a pornographic magazine is found in Ellen's (Jan's daughter) overnight bag after she stayed over at Lois' house the night before.  Meanwhile, a lady at a table next to Sonny finds him attractive and begins a relationship with him, but Sonny gets jealous when his new girlfriend shows up one night at Above The Top with another man, despite the fact that Sonny and the girl agreed to have an open relationship.