BTS V's 'Hey, RM' Moment Goes Viral as ARMY Tradition

A very famous music group called BTS was giving a big concert.

Two of its members, V and RM, were on stage together.

V playfully called out to RM, saying 'Hey, RM.'

The crowd loved this funny and sweet moment.

Someone recorded it, and the video spread all over the internet.

Fans of BTS are called ARMY.

ARMY members thought the moment was so cute that they made it into a tradition.

Now fans everywhere can join in with the same fanchant.

It shows how a small, friendly moment during a concert can make lots of people happy.