발매일 1982년 4월 21일 https://www.youtube.com/watch?v=VbPEVSEwMzc https://www.youtube.com/watch?v=N6orZomtcnQ https://www.youtube.com/watch?v=zMfqJZzQQ5U https://www.youtube.com/watch?v=4NpSlGeqoB8