A goofy-acting human Sesame Street character, Mr. Noodle appears in Elmo's World segment, demonstrating how to perform some activity related to the episode's topic as offscreen kids attempt to instruct him.

Mr. Noodle is portrayed by Bill Irwin. Mr. Noodle's Brother--also called Mr. Noodle--was played by Michael Jeter.

The Noodle brothers' sister, Miss Noodle , is portrayed by Kristin Chenoweth, a noted Broadway singer and actress.

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Mr. Noodle is also the brand name of a Canadian instant microwave noodle product.