Pop trio Turtles finally made their official comeback with a new member, Lee Kang, and their title track, "Hero", on today's episode of Mnet's M! Countdown. "Hero" features an exciting beat with snare drums and whistles that will surely have you humming it for days. Inside this upbeat rhythm is an equally uplifting message that aims to give hope and bravery to those that are giving up after lost love. Their agency, Pine Tree Entertainment, explained their comeback, "In celebration of their 10th anniversary, the Turtles have overcome their pain with a new track that's reminiscent of their older style. It's something that the entire family can enjoy together." Check out their comeback stage below! Source: Daum Music