Sometimes the online pranks you pull on your older brother or sister can inspire a long chain of sibling rivalry. This young guy drastically changed his older brother’s Facebook profile, but instead of starting an online war his older bro sought revenge offline. With the help of his friends, he re-decorated his brother’s semi-plain room to look like a little girl’s room (yes, that means there were Justin Bieber-esque posters involved). His reaction is priceless.

Watch it here: