"It was wonderful!" RM marveled. "It was a dream."
Before the band came out, they were introduced by The Chainsmokers' Andrew Taggart and Alex Pall, who admitted that they were "nervous" to even announce the group's presence. And before they even said the band's name, fans were already freaking out -- big time.
The energetic performance had a profound impact on the crowd, to the point where people in the audience were openly weeping, and fans continued to hysterically scream even after they'd finished and walked off stage.