Harpo Marx on behalf of Harpo, Chico, and Zeppo, whom Lemmon mentioned by name. It was one of Groucho's final major public appearances. "I wish that Harpo and Chico could be here to share with me this great honor," he said, naming the two deceased brothers (Zeppo was still alive at the time). Groucho also praised the late Margaret Dumont as a great straight woman who never understood any of his jokes. Harpo Marx Arthur "Harpo" Marx (born Adolph Marx; November 23, 1888 – September 28, 1964) was an American comedian, actor, mime artist, and musician, and the second-oldest of the Marx
Adolph I, Prince of Anhalt-Köthen Adolph I, Prince of Anhalt-Köthen Adolph I, Prince of Anhalt-Köthen (died Zerbst, 28 August 1473), was a German prince of the House of Ascania and ruler of the principality of Anhalt-Köthen. He was the eldest son of Albert IV, Prince of Anhalt-Köthen, by his first wife Elisabeth, daughter of Gebhard III, Count of Mansfeld. After the death of his father in 1423, Adolph succeeded him in Anhalt-Köthen with his second brother Waldemar V as co-ruler; their younger half-brother Albert VI, still a minor, was bypassed. After the death of Waldemar in 1436, Adolph became the sole ruler of the principality