Watch: Taylor Swift and Alessia Cara perform 'Here'.

Tonight in Tampa, Florida, Taylor Swift invited Alessia Cara on-stage to join her as one of the 1989 World Tour’s latest special guests, with a joint rendition of 'Here'.

Watch snippets of the performance below...

P.S. Click HERE to read our new interview with Alessia.

thank u @taylorswift13 for showing me what 55,000 people looks like. I love u goodnight pic.twitter.com/uPueTRneSZ

— ac (@alessiacara) November 1, 2015

I honestly couldn't be more impressed by @alessiacara. 55,000 people and she was absolutely fearless. pic.twitter.com/btwupLZCLv

— Taylor Swift (@taylorswift13) November 1, 2015