Then who is Oppan?
Oppan isn't a specific person lol.
Gangnam is a district in Korea. From my understandings, a lot of wealthy people live there, with the best styled clothing and everything else. But society has sort of twisted it around and sometimes think bad of themselves if they don't live in that area.
He said in an interview it's similar to Beverlye Hills in the US, that might make you understand more. Since wealthy people live there and many dream to live in Beverlye Hills when they grow up. But
He doesn't take himself seriously and usually makes fun of himself. He's one of those one-of-a-kind people that always want to have fun and always makes people smile.
YG Family dabes.