It was released in both Korean and Chinese versions by their label SM Entertainment.
[2][3] The single, EP, and related music videos were released on December 10.
The Korean and Chinese music videos for "Sing for You" were released on December 10, 2015.
[4][5] EXO began performing "Sing for You" on Korean music shows on December 12, 2015.
[6][7][8] "Sing for You" peaked at number 3 on the Gaon Digital Chart.