1TYM (pronounced "One Time") was a South Korean hip-hop group formed in 1998 by Teddy Park, Danny Ahn, Baek Kyoung, and Oh Jin-hwan. The group debuted with the album "One Time for Your Mind" and quickly gained popularity with their energetic performances and catchy songs. 1TYM released several successful albums throughout their career, including "Second Time Around" and "Third Time Fo Yo' Mind!!", and became one of the most influential hip-hop groups in South Korea. The group disbanded in 2006, but their music continues to be enjoyed by fans around the world.