Kim Bum-soo, is a South Korean singer who is widely considered one of the country's best vocalists. Kim debuted in 1999 with the album, A Promise, and in 2001, he charted on the Billboard Hot Singles Sales chart with his song "Hello Goodbye Hello" which reached number 51. He is best known for the song, "I Miss You," which was featured on the soundtrack for the 2003 Korean drama, Stairway to Heaven.

Stairway to Heaven is a 2003 South Korean television series starring Choi Ji-woo, Kwon Sang-woo, Kim Tae-hee, and Shin Hyun-joon. It aired on SBS from 3 December 2003 to 5 February 2004 on Wednesdays and Thursdays at 21:55 for 20 episodes. The title of the show comes from the Led Zeppelin song of the same name, which is frequently used in the underscore.