갔던 거

the time (someone) went

→ 가다
phrase Rare #22,084
the time (someone) went Refers to a past visit or trip as a thing or event; 거 is a conversational shortening of 것.
KO: 우리 같이 갔던 거 기억나?
EN: Do you remember when we went together?

저, 좋은 일 하러 거기 갔던 거 아시잖아요!

You know I went there to do a good deed!

— 박쥐 (2009)

우리 같이 보러 갔던 거

The one we went to see together.

— Wonderland (2024)

아빠 만나러 갔던 거 기억해?

Do you remember going to see your dad?

— 아무도 모른다 (2004)

다비드 오르티스의 집에 갔던 거 알아요

Did you know I went to David Ortiz’s house?

— 폭풍의 시간 (2018)