"I Love You" (Korean: 사랑해요) is a ballad song performed by South Korean idol singer Kim Taeyeon, leader and member of the girl group Girls' Generation. The song was the main theme for the 2010 action-drama television series Athena: Goddess of War and the main title track for its sound track album. It was released as a digital single on December 13, 2010, under the record label of S.M. Entertainment.