Haha! Well, I left the gym before he finished his training, but someone may have had it out with him over those dumbells. The guy was clueless. He'll wash out in another month or so like many this time of year.
That's still b.s though, I've come across idiots like this, I just take their dumbells right from them, and tell them 'if you're not using them don't take them...' he can't use all 5 sets of dumbells at once, that's ridiculous