Not all acts are criminal and/or are worthy of being charged. You also know this.
The fact that (off-duty) cops were involved and his friends weren't rich (if the theory is that being rich gets you out of trouble) and still no charges were filed should tell you everything you need to know.
But what did you think (hope) he was going to be charged with? A poor imitation of a WWE stomp? A felony?
He brought it up as evidence of the "criminals" the Chefs have had on their teams. Not that they didn't have enough more recent examples...