Chelsea Training Features Sack-Tapping, Shit-Wrecking Hijinks

David Luiz and Diego Costa are, by all physical appearances, large adult men. Judging them by their behavior, though, you’d think they were mentally somewhere between the ages of 4 and 13. For evidence of this, here is Luiz whacking teammate John Terry in the nuts for fun:

For Costa, we have footage of him wheeling around in a cart, running over cones, and bashing up some hurdles because they were there and he was bored and he loves mayhem:

Growing up is overrated.