Watch their emotional performance with Andra Day.
The employees not only got to mingle with the stars, but were treated to VIP seats at their concert the following night. Lovato and Jonas performed Rise Up by Andra Day, who also joined them on stage, as each victims name was displayed on the big screens:
Demi Lovato & Nick Jonas Pay Tribute To OrlandoAs they kick off their joint Future Now tour, pop stars Demi Lovato and Nick Jonas stopped by Pulse nightclub, the US venue recently attacked by a terrorist, in which 49 people were killed.
"Nick Jonas & Demi Lovato thank you for making the pulse family smile #onepulse #orlandostrong #pulseorlando"