sentences:  Munsel made frequent television appearances on "The Bell Telephone Hour", and was the central singer in the Camp Fire Girls' famous TV commercial and song "Sing Around the Campfire (Join the Camp Fire Girls)", aired in the mid-1960s.A former Camp Fire Girl herself, she was also a spokeswoman for the organization.Munsel made her final performance for the Metropolitan Opera on January 28, 1958, in the title role in "La Périchole".