Zhang Yixing, known professionally as Lay Zhang or simply Lay, is a Chinese singer-songwriter, record producer, dancer, and actor. He is a member of the South Korean-Chinese boy group Exo and its sub-group Exo-M under SM Entertainment. He was first known after participating in the Chinese television talent show Star Academy in 2005. Apart from his musical activities, he is also known for starring in numerous dramas and films such as Ex-Files 2, The Mystic Nine, Kung Fu Yoga, and The Island.