Question: What is the new name of South Korean singer-songwriter Jung Joon-young's new rock band, previously known as JJY Band?
Sentence (from "2 Days &amp; 1 Night"): The show's current cast members are Kim Jong-min, Cha Tae-hyun, Kim Joon-ho, Defconn, Yoon Shi-yoon, and Jung Joon-young.
Relevant evidence: No