Gong Hyo Jin, who most recently starred in the popular drama 'The Sun of My Master,' appeared on SBS' radio program 'Cultwo Show' and talked about her friendship with actress Son Ye Jin.

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The hosts asked her, "Son Ye Jin appeared on 'Cultwo Show' and said she was close to Gong Hyo Jin. Is that correct?" 

Gong Hyo Jin replied, "It is. I call her Lady Ye Jin... She is a very honest friend. I told Son Ye Jin, 'If your true self came out on variety programs as is, it would open up a new world,'" hinting at Son Ye Jin's offscreen personality.