K팝스타
15&amp;'s second single "Somebody" was released on April 7, 2013. The music video showed the two parodying the "K-Pop Star" judge panel while reacting to staged auditions/cameos by Park Jin-young and some of Park Ji-min's fellow contestants from K-pop Star 1. On April 7, 2013, 15&amp; made their comeback performance on K-pop Star 2 finale with "Somebody". Upon its release on the same day, the song rose to the summit of music charts on Olleh, Melon, Daum and others.