"The Old Maid and the Thief" is an opera composed by Gian Carlo Menotti. It tells the story of a lonely old maid, Miss Todd, who takes in a charming but deceitful thief, Bob. As the plot unfolds, Miss Todd becomes infatuated with Bob, unaware of his true nature. The opera explores themes of love, loneliness, and deception. It features a mix of humor and drama, highlighting the old maid's struggle between her desires and the reality of her situation. The work is known for its engaging music and relatable characters, making it a popular choice in the operatic repertoire.