From Muppet Wiki

Rodeo Rosie is a cowgirl who appeared on Sesame Street in Season 6. She's very loud and brags about herself a lot.

She never took off as a major character, but has made many appearances in Sesame Street books.

Book appearances

• Tales of Sesame Gulch (1977)
• The Great Cookie Thief (1978)
• The Sesame Street Bedtime Storybook (1978)
• The Amazing Mumford Forgets the Magic Words! (1979)
• The Count Counts a Party (1980)
• The House That Biff Built (1980)
• The Sesame Street Dictionary (1980)
• The Sesame Street Pet Show (1980)
• Show and Tell (1980)
• What Did You Bring? (1980)
• A Day in the Life of Oscar the Grouch (1981)
• I Have a Friend (1981)
• The Sesame Street Circus of Opposites (1981)
• What Do You Do? (1981)
• The Sesame Street Word Book (1983)
• Everyone Makes Mistakes (1983)
• Big Bird's Book About the Earth and Sky (1985)
• A My Name Is Annabel (1986)
• The Sesame Street ABC Book of Words (1988)
• The New Who's Who on Sesame Street (1989)
• I Want to Be a Cowboy (1992)
• Little Ernie's ABC's (1992)
• Going Places (1998)