On Friday the star took to Twitter to tell her fans: 'First show of the summer tomorrow! Brand new set list! Maaaaan I'm excited but nervous!! Madrid I can't wait! New music! Wooooo!'
The next post read: 'MADRID I'm on my way! The nerves are on some next level! Woooooo!’
The 26-year-old pop-star took to the stage wearing an all-white skirt and crop-top outfit.
Before taking to the stage the singer thanked her Spanish fans:
'Thank you to all the fans who were at the airport to greet me!'
'It has eased my nerves seeing how much you support me! I appreciate all of you and really can't wait to play new music tonight! X #Madrid.'