“Well, it’s one of those great songs that I think kind of continues to build,” frontman Adam Levine said to Apple Music’s Zane Lowe. “And the way she built her part was just, it couldn’t have been a more epic kind of climax for the song. I mean, it really is absolutely perfect. What she did was just miraculous, and it brought the song to a whole new level.”
Hear this miracle, below.