Dr. Teeth and The Electric Mayhem his few speaking appearances was in the Shirley Bassey episode where he sang a line of "Barnyard Boogie." He was mainly created so that Whitmire could have a character to perform in the band. His lack of character development was apparently due to Whitmire's uncertainty about performing Lips. He was less experienced as a puppeteer at the time and wanted to use a voice like Louis Armstrong but was afraid of offending African Americans. After "The Muppet Christmas Carol", he wasn't seen at all until the NBC special "Christmas in Rockefeller Center". He also appeared in the movie "The Muppets".
Dr. Hook & the Medicine Show mistakenly lead some people to believe that Sawyer was 'Dr. Hook'. When anyone asked the band which one of them was 'Dr Hook' they always directed everyone to the bus driver. The band played for a few years in New Jersey, first with drummer Popeye Phillips (who had also been in The Chocolate Papers), who went on to be a session drummer on The Flying Burrito Brothers' first album, "The Gilded Palace of Sin". Citing musical differences, Popeye returned home to his native Alabama, and was replaced by local drummer Joseph Olivier. When the band began recording their first album,