"Don Mendo's Revenge" is a Spanish operetta written by Pedro Muñoz Seca in 1918. The story follows Don Mendo, a nobleman who seeks vengeance after being wronged by his rival, Don Juan. The operetta is known for its comedic elements, catchy music, and satirical take on Spanish society. The plot unfolds with Don Mendo devising clever schemes to reclaim his honor and win back the love of Doña Inés, the woman he adores. The operetta combines humor, romance, and drama, making it a popular choice in Spanish theater and a classic example of the genre.