f(x) Amber and BTOB's Ilhoon pick a fight in Peniel's hilarious video!

BTOB's Peniel uploaded a very hilarious video of him, Amber and Ilhoon. Out of nowhere, Amber and Ilhoon started picking a fight and Peniel acted as a middle man with his wacky voice.

He wrote, "Thriller battle! It's not nice to fight guys..... #Amber #Ilhoon #Penoodle #humorousnonsense #wtharewedoing". Well his hashtags summarized it all.

Check below:

What could be these idols doing on their free time? Ah these idols when they gang up, they would crack us up!

Did you laugh?