Paul McCartney's "One on One Tour" got off to an exciting start, as Bruce Springsteen and E Street vet Steven Van Zandt showed up on-stage at Madison Square Garden on Friday night!

They joined in to jam for the encore, which was a rousing edition of “I Saw Her Standing There" which they jammed on TWICE!

Paul McCartney Bruce Springsteen MSG - 9-15-17

Uploaded by Michael Colarossi on 2017-09-16.