Saunders, Dusty (July 31, 1987). "Many changes in store for 'Cheers'". The Vindicator. p. 12 – via Google News Archive. James Burrows: "Our initial concept was to establish a Tracy-Hepburn relationship—that marvelous mixture of romance and antagonism of two people in a competitive situation. We got away from that in the Sam-Diane scenes."
Sherwood, Rick (October 25, 1984). "Today in preview: 'Cheers' loses punch". Pittsburgh Post-Gazette. p. 23. Retrieved November 26, 2014 – via Google News Archive..
Mills, Kim I (May 2, 1993). "TV viewers glad Sam stayed single". The Sunday Gazette. p. A3. Retrieved December 2, 2014 – via Google News Archive. According to Times Mirror, the survey's margin of error was plus or minus three percent.