Charli XCX Joins Taylor Swift On Stage To Perform Boom Clap -- Watch HERE!

T-Swift does it again!
Taylor Swift was in Toronto on Saturday night, and she brought out Charli XCX as a surprise for the fans — as she’s been doing all summer — and the two of them performed Boom Clap together!
Related: Ryan Adams Covers T-Swift On The Daily Show!
Ch-ch-check out the awesome high energy performance (below)!!!

Tay-Tay’s been doing this all summer, and it looks like she’s going to keep doing it all fall as her 1989 World Tour continues! And we are loving it!!
What’d U think of Taylor’s duet this time around??
[Image via YouTube.]