Dave Portnoy Feud with Kyrie Irving Reaches New Levels Dave Portnoy has never liked Kyrie Irving. It goes back years, as Irving’s stint with the Boston Celtics only added fuel to the fire. However, we are now in uncharted territory. Despite all of the remarks and blows from Portnoy, he got a response out of … Continue reading Dave Portnoy, Kyrie Irving Exchange Jabs on Twitter