Matt Barnes Blasts Austin Rivers He’s An Arrogant Trash-Talker

Matt Barnes Blasts Austin Rivers He’s An Arrogant Trash-Talker
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Matt Barnes is sounding off on everything from NBA fighting, to the NBA refs sucking, to calling Austin Rivers an arrogant punk … and he doesn’t care who knows it.

The recently retired NBA star went off on the NBA refs on Tuesday night — telling TMZ Sports straight-up, “Now that they can’t fine me, the refs are terrible!” The refs got too big of egos.”

He also said why NBA fighting can be good for the league.

As for his former Clippers teammate, Austin Rivers … buckle up.

“Austin kinda rubs people the wrong way,” Barnes told…