Donald Trump wasn’t happy to hear that Bruce Springsteen hasn’t backed down from calling him an “unfit president” as he performs in Europe, so he went on another rant on social media overnight Sunday, demanding a “major” investigation be launched against the rock ‘n’ roll legend for singing at a Kamala Harris rally in October.

President Trump spent several days brawling online with America's biggest pop stars, re-litigating their support for then-Vice President Harris in the 2024 election, bashing their talent and demanding they be investigated.