Donald Trump is about this close to telling the GOP, "You're fired."
Trump and his awesome 'do have threatened to run in the election as a third-party candidate if the Republicans continue acting unfair towards him. To show how serious this is, Jimmy Kimmel revealed there's already an ad endorsing this idea, and, as it turns out, it has one very interesting supporter.
"Jimmy Kimmel Live!" airs weeknights at 11:35 p.m. ET on ABC.
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