Taylor Swift Goes Off Script For A Wonderful Surprise Guest At Her Concert In London! See Who Shared The Stage With Her HERE!

She just keeps giving and giving!!
Srsly, you never know who Taylor Swift is going to surprise you with at her concerts, and these concertgoers obviously got a GREAT surprise!
For her second concert date in London, Swifty surprised her fans with a duet of Breakeven with Danny O’Donoghue from The Script!
First Sam Smith and now Danny?!
AH-Mazing RIGHT?! We’re so jelly!!
Tay Tay tweeted about the experience:

Tonight's surprise guest at the O2: Danny O'Donoghue from The Script singing 'Breakeven'. The crowd went absolutely insane!! #redtourlondon

— Taylor Swift (@taylorswift13) February 5, 2014

They totes went insane and we would’ve been there screaming with them!!
Ch-ch-check out the fantabulous duet (below)!!

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[Image via WENN.]