[3] He is often referred by Koreans as "the original multi-entertainer" for being active in all three fields: music, film and entertainment.

Im has since released 17 full-length albums[4] and is known for his hit songs that are vocally challenging to sing.

[5] He is the only artist in South Korea who has songs that reached number one on the local music charts in the 1990s, 2000s, and 2010s.

[7] Im married professional golfer Kim Hyun-joo in 2006.

[10] On November 9, 2021 it was confirmed that Im had tested positive for COVID-19, and has since halted all promotions for his 17th album Nothing Special With The Day.