After hearing that actress Sydney Sweeney would be visiting the Boston Celtics, William Chisholm immediately declared, “I don’t want any Red Wave to visit my favorite team,” causing mixed reactions from the NBA…

In a bizarre twist that nobody saw coming, a simple celebrity visit just ignited one of the most unexpected NBA controversies of the offseason.

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When news broke that Hollywood actress Sydney Sweeney — the blonde bombshell best known for her roles in Euphoria and Anyone But You — would be making a high-profile appearance at the Boston Celtics facility, fans were buzzing. Jerseys were being prepped. Social media went wild.

But not everyone was thrilled.

Outspoken Celtics superfan William Chisholm sent the NBA community into chaos with just one jaw-dropping statement:
“I don’t want any Red Wave to visit my favorite team.”

Sydney Sweeney slams producer for saying she 'can't act' and is 'not  pretty' – NBC Connecticut

The comment — a clear reference to Sweeney’s rumored political affiliations — instantly lit up NBA Twitter and triggered a firestorm of debate. Some fans accused Chisholm of “bringing politics into basketball,” while others applauded him for “protecting team culture.”

The Celtics organization? So far, radio silence.
Sydney Sweeney’s reps? No comment.
But the fans? Oh, they’ve got plenty to say.

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One Twitter user fired back: “Imagine being mad about Sydney Sweeney showing up. Bro, relax.”
Another wrote: “This team is about grit and unity. Not Hollywood PR stunts.”

Now the conversation has gone far beyond a celebrity appearance — it’s turned into a tug-of-war between image, identity, and what it really means to support your team.

Will the Celtics still roll out the green carpet for Sydney? Or will this unexpected storm push her away?

One thing’s for sure: when fandom meets controversy, no one walks away clean.