Trump says 'very disappointed' with Elon Musk after billionaire's ire over President's ‘big beautiful bill’

Donald Trump expressed disappointment in Elon Musk after Musk criticized a tax bill. Trump claimed he had helped Musk. Musk refuted Trump's claim about prior knowledge of the bill. Trump suggested Musk suffers from 'Trump derangement syndrome'. Musk mocked the bill's title on X. Tesla shares declined following Trump's criticism. Musk had previously supported Republicans and oversaw cost-cutting efforts.