While training for his debut album, Tim was very fortunate to have met Yoon Sang, one of the top songwriters in Korea and also a great senior and mentor as a singer. Yoon Sang wrote "사랑합니다 (I Love You)," a soft ballad that matches Tim's voice and image perfectly. Tim was supported by Yoon Sang in creating his musical style, and his debut album (released April 21, 2003 by Yejeon Media) received great response.
While training for his debut album, Tim had a remarkable chance to work with Yoon Sang, one of Korea's leading songwriters and an esteemed mentor in singing. Yoon Sang composed "사랑합니다 (I Love You)," a gentle ballad that perfectly aligned with Tim's voice and image. With Yoon Sang's assistance, Tim honed his musical style, and the debut album, released on April 21, 2003 by Yejeon Media, received positive feedback.