Jung Hae In showed his support for G-Dragon and BIGBANG by attending the group’s 20th anniversary concert in person.

On August 24, the actor shared a photo through his Instagram Story showing BIGBANG’s official light stick inside the concert venue.

Along with the photo, Jung Hae In wrote, “My youth, our youth. BIGBANG 20th anniversary.”

His attendance also drew attention because of his friendship with G-Dragon. The two became closer after appearing together on MBC’s variety show Good Day in 2025, where they were part of a group of celebrities born in 1988.

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Jung Hae In’s post appeared to be a warm show of support for G-Dragon as BIGBANG celebrated two decades since debut.

BIGBANG, currently promoting as G-Dragon, Taeyang, and Daesung, held BIGBANG 2026-2027 WORLD TOUR < XX : COSMOS > IN GOYANG at Goyang Stadium on August 23 as part of the group’s 20th anniversary activities.

The concert marked another major moment in BIGBANG’s anniversary celebrations, with Jung Hae In among the familiar faces showing support from the audience.