Dogtanian and the Three Muskehounds (1981)

S1E15 Dogtanian Saves the Day

While traveling to Meune, Dogtanian encounters a discourteous and hasty cavalier, whom he dubs 'The Black Moustache.' The cavalier mocks him as a country bumpkin. Determined to defend his honor, Dogtanian makes an effort to pursue him, but ultimately falls short in catching up.