They Shoot Pictures, Don't They? - S4.E24

Neighbor Ruth Bauman is strangely disinterested in a movie her husband is making with Ann and Donald. While viewing the film with Donald, Ann is shocked when she sees Ruth kissing another man in the background. Ann investigates to get the real story. It turns out that Ruth is pregnant and the man that she was kissing was her realtor because he found them a perfect place.