Kim Ui Seong�is standing up against Sulli's haters.�

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The actor recently talked about Sulli's controversial Instagram posts on Twitter, writing, "Sulli, who keeps on uploading photos without providing needless explanations, is the coolest in the world."

Netizens fired back at his tweet, however, Kim Ui Seong continued to stand up for the young star�and even argued that it's her freedom to post whatever she wants. He�tweeted back to haters, "I'm not even gonna waste my words. Please live your own life. I'm just going to block you."�

He also wrote, "If you have no interest then why do you keep on looking up her photos and getting angry about it?", "There's no reason why you should be pleased. It's not important at all that you don't find it amusing", and more.�

Currently, Kim Ui Seong is being criticized for defending Sulli. What do you think of his defense?�