Russell Westbrook was headed back to the locker room after sustaining what appeared to be an ankle injury in the fourth quarter of the Washington Wizards' Game 2 against the Philadelphia Sixers.
But before he could get all the way into the tunnel, a Sixers fan hurled a box of popcorn at the Wizards star. He was not happy about it.
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After the incident, the in-arena announcer instructed fans not to throw objects of any kind onto the court.
This isn't the first time a Wizards point guard had an issue with a Sixers fan. Just last season, Isaiah Thomas went into the stands to confront a fan who hurled curse words at him for making a free throw.
It wasn't Westbrook's first issue with a Sixers fan, either, as we've all seen the video of a fan standing up to give him the middle finger in the middle of a game in 2017.