I'm pretty sure I read somewhere that the idol was Key from Shinee.
He is pretty blunt about his comments and opinions, I think it would be him.
But I don't think he was like, "Wow, you're fat."
So I don't think he meant it in a cruel way, it's just his character.
And they are friends...
She obviously isn't fat, but I do think she is more confident now that she did lose the weight.
And that's only better for her.
Nicole jjang!