뉴스를 보다가 우연히
오늘에서야 알게 되었습니다..
한국말로는 사진폭탄이라고 번역해야 하나요....??
photobombing
Intentionally posing in other people's photos, for a later surprise.
Usually people making funny faces in the background, without the knowledge of the main subjects of the photo.