Taylor Swift Brings Out Surprise Guest Shawn Mendes To Perform There's Nothing Holdin' Me Back On Reputation Stadium Tour -- Watch HERE!

Last night's concert at the Rose Bowl marked just the fourth night of Taylor Swift's Reputation Stadium Tour this summer, but she's already doing it big — like inviting surprise guest Shawn Mendes to perform together on stage for thousands of fans!! Shawn joined Taylor to perform his 2017 hit There's Nothing Holdin' Me Back, and