Must Listen is the second studio album by South Korean singer Seven. The album features the hit single, "Passion", as well as the follow-up radio single "Tattoo".
^"'휠릴리' 이수영, 골든디스크상 대상 차지" ['Whistling' Lee Soo-young wins Golden Disc Awards grand prize]. Joy News (in Korean). Naver. December 2, 2004. Retrieved June 11, 2021.
^"이수영 MBC '10대 가수' 대상 2연패" [Lee Soo-young wins MBC Top 10 Singer grand prize two years in a row]. Yonhap News (in Korean). Naver. January 1, 2005. Retrieved June 11, 2021.
^"보아 뮤직비디오 페스티벌 최우수 작품상- m,net km" [BoA wins best music video at Mnet KM Music Video Festival]. Herald Economy (in Korean). Naver. December 4, 2004. Retrieved June 11, 2021.
^"비 서태지 거미 유진 등 올해 뮤비가수 후보선정" [Rain, Seo Tai-ji, Gummy, Eugene and more nominated for music video awards]. Star News (in Korean). Naver. November 8, 2004. Retrieved June 11, 2021.
^2004.07월 – 가요 음반 판매량 [2004.07 – Sales volume] (in Korean). Music Industry Association of Korea. Archived from the original on January 21, 2005. Retrieved May 8, 2021.
^2004년 가요음반판매량 [2004 Album Sales Figures] (in Korean). Recording Industry Association of Korea. Archived from the original on July 18, 2018. Retrieved November 28, 2014.