The Broadway musical KPOP is closing due to poor returns at the box office after 17 standard performances following 44 previews.The production, which includes K-pop stars such as Luna and BoHyung leading a cast of young performers, is set to hold its last show Sunday at Circle in the Square Theatre, Deadline reported.Last week the musical grossed $126,493 with a low average ticket price of $32, filling 72 percent of the seats at the venue. The latest: The Broadway musical KPOP is closing due to poor returns at the box office after 17 standard performances following 44 previews.