It Must Be Love ('Cause I Feel So Dumb)
Episode: 4x01 | Airdate: Oct 8, 1975
Episode: 4x01 | Airdate: Oct 8, 1975
Episode: 4x02 | Airdate: Oct 22, 1975
Episode: 4x03 | Airdate: Nov 19, 1975
Episode: 4x04 | Airdate: Feb 4, 1976
Episode: 4x05 | Airdate: Feb 18, 1976
Episode: 4x06 | Airdate: Apr 21, 1976
Episode: 4x07 | Airdate: May 19, 1976