On the April 5 airing of KBS 2TV's 'Happy Together 3', the MCs praised Vernon's outstanding visuals and resemblance to Hollywood actor Leonardo DiCaprio. To this, Vernon said,"I'm happy to be called his look-alike but honestly, the attention is a bit overwhelming."

Vernon then explained that he was born in New York with an American mother and a Korean father. Before the age of 5, he moved to Korea. Vernon grew up in Hongdae with the Korean name Choi Han Sol.

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While talking about his childhood, Vernon also revealed that he has experienced symptoms similar to social�anxiety due to his unique, multiracial appearance. He said, "Receiving attention from people was overwhelming�when I was little."