What is going on with the modern day NFL players?  They can't play with head injuries and they're always fraternizing with the enemy.

These two are taking fraternization to the next level when their pregame exchange turned into a tickle fight.

Dez Bryant and Odell Beckham Jr engaged in a vicious tickle fight before today's game... pic.twitter.com/fy5DYspGRT

— BLACK ADAM SCHEFTER (@B1ackSchefter) September 11, 2016