Dramatic video shows tsunami that hit Indonesia on Saturday smashing into a beach concert hurling members of a pop band off the stage, killing a bassist and the manager of the band in Banten. Riefian Fajarsyah, the lead vocalist of the band "Seventeen" issued a video on Instagram asking fans to pray for his missing wife and other band members swept away by the giant wave. Triggered by a volcanic eruption, the tsunami has destroyed hundreds of buildings and forced thousands of residents to relocate.