Kangnam raised eyebrows with the surprising news that he's building a 6-story building in Yongmun-dong, Seoul right now!

He appeared on the July 19 airing of MBC Everyone's new talk show 'Video Star' to reveal this fact. �The MCs showed their envy toward him, and he waved his hand at them, saying, "It's my mom's house. �I didn't use any of my money - I put it all into [the building]."

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