SM Entertainment is a music agency considered one of the "Big Three," alongside YG Entertainment and JYP Entertainment.

In the 90's, SM was at the head of the introduction of idols with popular groups like H.O.T, S.E.S, and Shinhwa. Today, the company still houses some of the top idols and artists: TVXQ!, BoA, Super Junior, Girls' Generation, SHINee, f(x), Kangta, and recently EXO.

SM has also been a large part of the Hallyu wave with its SMTown Live concerts in Seoul, Shanghai, Tokyo, Paris, New York, and more.