Tim Cunningham

Coach's likeable daughter Lisa stops by Cheers to introduce her fiancé, the slick, unscrupulous Roy, who treats her shabbily and offends everyone.

Diane's encounters with Derek, Sam's older brother, culminate in Derek asking her to accompany him to Europe but the situation brings to light certain elements of Sam and Diane's relationship.

Sam and Diane agree to allow each other 24 hours of reckless abandon before they get married.

Diane uses Sam as the subject of her psychology term paper.

Sam decides to sell the bar and move to California with Diane.

Frasier goes out on his first date since his marriage ended, and Cliff begins a business venture with his new video camera.