Watch Taylor Swift Surprise the Crowd With Kelsea Ballerini [VIDEO]

You really know that you've made it when YOUR special guests include Steven Tyler, Mick Jagger, Allison Krauss + Kelsea Ballerini.

We're talking about Taylor Swift's record-breaking 1989 tour in Nashville over the weekend. The 'Dibs' singer, obviously the greenest artist that surprised to crowd during Taylor Swift's #1989TourNashville was honored and humbled by the experience as the she sang 'Love Me Like You Mean It' with Swift.