During a rally in Glendale, Arizona on Friday, Donald Trump brought out "special guest" Robert F. Kennedy Jr. using "My Hero" by the Foo Fighters as his walkout song and, to the surprise of no one, did not receive permission from the band to do so.

Earlier in the day on Friday, Kennedy suspended his presidential campaign — removing his name from ballots in key swing states — and endorsed Trump, popping up at the rally later to sing his praises as someone who he sees capable of making America "healthy again," to the embarrassment of a vast........

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