Ariana Grande - 'One Last Time' (Live At Capital's Summertime Ball 2015) - WATCH

6 June 2015, 23:50

This is... the part when... the #Arianators go cray-cray- CRAZY for their lady!

Ariana Grande clearly LOVED making her debut at the #CapitalSTB, showcasing those PITCH perfect vocals and off-the-hook dance choreography for her latest hit One Last Time'.

WATCH all the live performances from our Summertime Ball 2015, with Vodafone!

For all those thousands of Ari fans out there in the 80,000 strong #CapitalSTB audience their lady delivered EXACTLY what they came for - amazing singing, sexy outfits... and her trademark SASS in spades!

One thing's for sure... Ariana Grande the superstar OFFICIALLY arrived at our Summertime Ball 2015 With Vodafone. And she's here to stay!