Donald TrumpDonald John TrumpArizona GOP Senate candidate defends bus tour with far-right activist Alyssa Milano protests Kavanaugh in 'Handmaid's Tale' costume Bomb in deadly Yemen school bus attack was manufactured by US firm: report MORE walked on stage at his Pennsylvania rally Thursday night to the theme music from the movie "Rocky," famously set in Philadelphia. 

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Following an introduction from legendary Indiana basketball coach Bobby Knight, the Republican presidential nominee took the stage in Chester Township, Pa. 

Reporters at the rally were also tweeting images of a Rocky Balboa statue in a Trump shirt at the venue.