She is often referred to as South Korea's "National Diva" for her immense popularity, commercial success, and vocal ability.

[5] The government of South Korea awarded Lee the prestigious Prime Minister's Commendation in 2010 for her contributions to popular culture.

[12] Her signature boyish look was also a hit, causing a so-called "Lee Sun-hee syndrome," or craze, among female students who imitated her short haircut and round glasses.

During her 30th anniversary concert tour, Sun-hee broadcast a clip during the intermission revealing her three biggest musical influences: Barbra Streisand, Madonna, and Whitney Houston.

(사랑이 지는 이 자리 / 나 항상 그대를) (나의 거리 / 한바탕 웃음으로) (추억의 책장을 넘기면 / 왜 나만)