Released in 1973, "The Dark Side of the Moon" is the eighth studio album by the English rock band Pink Floyd. The album is considered one of the greatest rock albums of all time and is known for its unconventional sound, with its use of spoken word passages, sound effects, and experimental music techniques. It includes iconic tracks such as "Money," "Time," and "Us and Them." The album explores themes of life, death, mental illness, and the human condition. It spent a record-breaking 957 weeks on the Billboard 200 chart, becoming one of the best-selling albums of all time.