Superstar Ariana Grande has been added to the amazing line-up of live performers at this year's Billboard Music Awards. 

The ceremony will take place in Las Vegas on May 22 and other confirmed performers include Justin Bieber, Celine Dion, DNCE, Fifth Harmony, The Go-Go’s, Demi Lovato, Shawn Mendes, Pink, Britney Spears, and Troye Sivan.

There will also be a special collaboration from Nick Jonas and Tove Lo, and Gwen Stefani and Blake Shelton will also perform a duet on the night. 

The 'Focus' sensation, meanwhile, will kick off Good Morning America's Summer Concert Series on May 20 with a live mini-set in New York City's Central Park. More details can be found by clicking here. 

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Watch Grande's 'Dangerous Woman' music video here: