This week's episode of Music Bank featured performances from two returning girl groups, SISTAR and 4minute, as well as Seo Inguk. 4minute, who last promoted almost a year ago in Korea, performed "Dream Racer" and "Volume Up", and SISTAR performed "Lead Me" and "Alone". Seo Inguk, who last released material in August 2011, performed "Tease Me". EXO-K also held another debut stage tonight, performing "History" and "MAMA". 

Tonight on the 667th episode of Inkigayo, EXO-K performed their debut stage. They performed a double track debut stage of "History" and their latest track, "MAMA." Jang Nara made her comeback with "I Only Think Of You" and Jang Huiyiung came back with "Love Is Pain" on tonight's episode of Inkigayo. 

SM Entertainment's new group EXO will be debuting as soon as next week Monday, April 9th, with the release of their first mini album "MAMA". Ahead of that release, EXO-K and EXO-M are set to have their debut performances in their respective countries.

SM entertainment's new boy group EXO-K is making their entrance into the world of high fashion. EXO-K, who have yet to make their debut, have been selected to model Calvin Klein Jeans, one of the premier names in designer denim. In addition, the boys will be featured on the cover of "HIGH CUT" magazine.

On March 9th, SM Entertainment's upcoming male group, EXO, released their 2nd prologue single, "History," along with its music videos. Similar to the release of their 1st prologue single, "What Is Love," the 2nd prologue single was simultaneously released in both Korean and Chinese by EXO-K and EXO-M.

On January 30th, SM Entertainment's newest boy groups, EXO-M and EXO-K, released their first track. Titled "What Is Love," the ballad track shows off their vocal talents. SM Entertainment has been constantly teasing fans about EXO's debut and currently, they have released a total of 23 teasers. 

On January 30th, SM Entertainment's new boy groups EXO-K and EXO-M, released their first prologue single, "What Is Love." Since then, SM Entertainment has released numerous teasers for the group showcasing the members' special talents and their upcoming songs.