Park Jinyoung of Got7 is a god so, another form of Oh my god. Can also be wrote as OMJ.
Example 1: in good way
Person #1: âDid you see the new teaser?â
Person #2: âOh my Jinyoung, yes it was amazingâ
Example 2: in a bad way
Car: *drives to slow*
Person: âOh my Jinyoung! Hurry the fuck up.â