'Frozen 2' is the follow-up to 2013’s 'Frozen', which is the highest grossing animated film of all time in worldwide box office.
The performance included a rousing rendition of ‘You Need to Calm Down,’ as well as 'Lover's lead single ‘ME!'.
The star will also sit down for an interview with Ryan Sampson, Nicole Ryan and Stanley T of The Morning Mash Up on SiriusXM.
After months of anticipation following the release of her recent single ME!', Taylor Swift finally revealed her seventh studio album titled 'Lover', is coming 23 August.
Sigrid, Charlie Puth, Lord Huron and Tash Sultana are also among the artists on the bill this year.
"'ME!' is a song about embracing your individuality and owning it," Swift says.
Sam Smith will make his Billboard Music Awards debut to perform his collaborative hit single ‘Dancing With A Stranger’ with Normani.
This year's event featured jaw-dropping performance from Underwood, Swift, Cardi B, Panic! At The Disco and more.