Popular Actor’s “Unexpected” Past Triggers Massive Reactions

His expression says it all.

Recently, Netflix released a promotional video featuring BLACKPINK’s Jisoo and Seo In Guk to talk about their upcoming series, Boyfriend on Demand.

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In particular, screenshots from the video went viral online after netizens expressed their shock regarding Seo In Guk.

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Wow, Seo In Guk is really good at singing. Park Bo Gum is good too, but Seo In Guk sings like a real singer.

Another screenshot revealed they were more shocked that he was an actor.

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What? He’s the person who is amazing for being so good at acting.

Seeing this, netizens couldn’t help but laugh at his facial expression.

스크린샷 2026-03-06 오후 3.12.55
| theqoo
  • “Guys…he’s the winner of ‘Superstar K’ LOL.”
  • “He’s not just any singer, but the winner of the singing survival show ‘Superstar K’.”
  • “He debuted as a singer LOLOLOL.”
  • “What do you mean he sings like a singer…”
  • “Obviously…because he is a singer.”
  • “I almost forgot he was a singer LOL…he hasn’t promoted any music in so long.”

Meanwhile, in 2009, Seo In Guk won the first season of Superstar K and later debuted as an actor in 2012.

Source: theqoo
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