Knowing that unfriending someone on Facebook is kind of a big deal, the Philadelphia Flyers found a perfect way to troll New York Rangers fans.
Philadelphia and New York are set to face off in the first round of the 2014 Stanley Cup playoffs. The two clubs have a storied rivalry, and it's no secret that they don't like each other.
The rivalry has gotten so heated that it has led to the Flyers giving their fans advice on Facebook:
The link leads to "Friends who like New York Rangers." This rivalry just got kicked up another notch.