The Mudman delivers mud to Oscar the Grouch.
- Episode 0297 -- When Oscar puts up "NO" signs all over his trash can, the Mudman sees a "No Salesmen" sign & refuses to sell Oscar his fresh supply of mud.
- Episode 0329 -- When Oscar doesn't need any mud, the Mudman tries to sell some mud to Tom, who only needs dirt & water. After the Mudman tells Tom that dirt & water mixed together is mud, Tom buys 2 quarts.
- The Sesame Street 1, 2, 3 Storybook (1973)
- Who's Who on Sesame Street (1977)
- The Sesame Street Bedtime Storybook (1978)
- The Sesame Street Dictionary (1980)
- A Day in the Life of Oscar the Grouch (1981)
- Oscar's Rotten Birthday (1981)
- City (1982)