Here Comes the Grump (1969)

S3E11 Madeline at Versailles

During a visit to the magnificent Versailles with Miss Clavel and her friends, Pepito ignores a “Do Not Touch” warning and accidentally smudges a valuable harpsichord with muddy, chocolatey fingerprints. As his guilt mounts, Pepito struggles with his secret until Madeline encourages him to admit his mistake and accept the repercussions of his actions.