Avsnitt 21

Upset when Brenda comes home from University Day wanting to attend Northwestern, Mary anticipates an empty nest by demanding that Lester give her a job at the construction site --and gets fired on her first day. Mary takes a job at a travel agency (with Sandra), where her boss finds her so invaluable that he wants her to accompany him on a trip. The boss comes on to Sandra, who then quits and tells Mary not to go on the trip . She goes anyway, and Sandra then tells Lester about their boss. He surprises Mary in Philadelphia and jumps to the worng conclusions when he finds a man's suit and bathrobe in Mary's closet. He finds out that Mary bought them for him as a surprise.