Denise comes home for the weekend and sets up a blind date with a guy with whom she has been talking on the phone for several months. Cliff invites a medical student to follow him around on rounds. Denise meets the guy and mistakenly believes that he is her date. She is very confused when Cliff gives the man a tie and leaves with him. However, her date arrives a few minutes later. They have a nice time, but both have to return to school in the morning. A lovelorn Robert shows up at the Huxtable house after suffering a string of break-ups. He stays at the house instead of joining Vanessa and her dates at a movie, and repeatedly seeks advice from Cliff and Theo. Robert decides that he wants to get back together with Vanessa. Fearing that Robert may never leave, Cliff convinces Vanessa to talk to him. She offers her sympathy about his problems, but says that they are better off as friends.