Elon Musk's social media fight with President Trump over the budget bill this week threatens to have a larger impact.

On Monday, June 30, Musk vowed that if the Republican-controlled Congress passed Trump's "Big, Beautiful Bill" — which the Tesla CEO has repeatedly slammed — he would form and fund the "America Party" in an effort to oust GOP lawmakers.

A public feud between President Donald Trump and his on-again, off-again ally, billionaire Elon Musk, reignited this week after an apparent truce lasted less than a month.