Birds of a Feather (1989)

Season 2: Episode 9

Tracey is doing her best to quit smoking and is undergoing psychotherapy, where she develops a crush on the psychotherapist, Gerald. Darryl suspects she is having an affair and forbids her to see Gerald again. Nonetheless, Tracey soon meets him in a wine bar. She tells Gerald of her feelings and he says they should not see each other again, as she has developed an emotional dependency. Sharon and Dorien then persuade Tracey not to tell Darryl the feelings she had for Gerald and before long she is back on the cigarettes.