SNSD HyoYeon goes poppin with Red Velvet!

What do we have here?  It's the hot collaboration of SNSD's HyoYeon together with her juniors from Red Velvet, Irene and Seulgi!

Let's do some stretching and try to follow their moves, shall we?

This performance was performance was first seen last 2019 at their SM Town Concert.  Below is one fancam of Hyoyeon, Irene and Seulgi's performance in Tokyo.

This dance production was choreographed by SM Entertainment's performance director, Shim Jaewon, who released it in his Youtube account.