Ben has to contend with a basket case who won't leave him alone after a disastrous date filled with tears -- hers. Needing some time off from the dating scene, he goes out to dinner by himself, and winds up running into Vonda and Serge. Ben and Vonda compare notes, and discover that Luke has been lying to both of them about his whereabouts. After Ben brings Vonda home to his apartment, they call up Luke's girlfriend's house and find out he spent the night there. Then they start reminiscing about when they were married, and soon end up kissing each other -- which Luke catches upon returning home. When Sandy, the basket case date, drops by the office to see Ben again, he tells her they can't go out anymore because he's thinking about getting back together with Vonda. But Vonda doesn't feel the same way. Ben has a talk with Luke about what he saw and what he did. Luke learns that his parents aren't getting back together, and Ben learns that Luke's girlfriend's mother has forbidden him fro