Demi Lovato Opens 'Neon Lights Tour' with Nick Jonas Surprise!

Demi Lovato hits the stage for the opening night performance of her Neon Lights Tour on Sunday (February 9) at the Rogers Arena in Vancouver, Canada.

The 21-year-old singer was joined on stage for a surprise performance with BFF Nick Jonas. They sang “Stop the World,” “Catch Me,” and “Here We Go Again” together.

PHOTOS: Check out the latest pics of Demi Lovato

Of course, this comes after Demi announced that she appointed Nick as Creative and Musical Director of the entire tour. We love them working together!

Also pictured inside: Girl groups Fifth Harmony and Little Mix opening the show.

Click inside to see their second performance together…