May 5 marked Children’s Day in South Korea, and to celebrate the occasion, a number of Korean stars shared some snaps of their younger selves.
And fans really, really loved it.
Just look at this snap of Korean actor Song Joong Ki as a child.
That one post got over two million likes from fans in just two days. Gasp.
Here, we’ve gathered more pics of other Korean celebs and their younger selves. Can you guess who’s who?