Chun Myung-hoon (born April 6, 1978) is a South Korean singer, rapper, actor and television presenter. He was a member of boy band NRG. He released his single, "Welcome To The Jungle" on October 19, 2012. He is well known for a cast member on several TV shows include "Girl Spirit". Using only the above description and what you know about the world, "Chun started solely doing TV at 33 years of age." is definitely correct, incorrect, or inconclusive? 