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. 

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.