They hate eachother and they would Embarrass themselves just to make the people watching it laugh and once beomgyu comes and pushes yeonjun on the ground and starts riding you from your back*

Yeonjun (you): HEY WHAT THE FVCK IS WRONG WITH YOU?!

Beomgyu: oh come on, it's just a harmless prank

(Everyone starts laughing)

Yeonjun: you will regret it

Beomgyu: oh dont worry, i won't