"Hey Mama" is the debut single by EXO-CBX, the first official sub-unit of the South Korean boy group EXO. It was released on October 31, 2016 by S.M. Entertainment as the title track of their debut extended play Hey Mama!. The Japanese version of the song will be released on May 24, 2017 along with their Japanese debut EP Girls.

"Hey Mama!" ("Mama" referring to an attractive woman) is described as a "funk-pop" track with retro style to it. The lyrics talk about enjoying parties to make it a special day. It was officially released on October 31, 2016.

"Hey Mama!" was choreographed by Kyle Hanagami, who had previously choreographed for Girls' Generation, After School, Red Velvet, and Black Pink. Its music video garnered 2 million views on YouTube within 9 hours after being released.

On October 25, 2016 a teaser for "Hey Mama!" music video was revealed by S.M. Entertainment. The music video was officially released on October 31, 2016.

The first part of the music video was Chen and Xiumin working in their tiny cubicles while Baekhyun is on the roof. He influenced the two to stop working and enjoy themselves. Then, they invaded a news room influencing more people to stop working. In the end, the members, along with some other working people are in the forest, camping, enjoying themselves. It also features backup dancers where they perform the choreography of the song with the trio in some scenes.

EXO-CBX performed "Hey Mama!" live for the first time at the promotional event for their debut EP Hey Mama! on October 31, 2016.

EXO-CBX made their debut performance of "Hey Mama!" on M! Countdown on November 3, later on KBS's Music Bank and MBC's Show! Music Core.

On November 5, 2016, EXO-CBX performed "Hey Mama!" at You Hee-yeol's Sketchbook.

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Wikipedia