Entertainment Music Ariana Grande Surprises Unsuspecting Fans as They Belt Out 'One Last Time' on 'The Tonight Show' Ariana Grande teamed up with Jimmy Fallon to surprise some fans backstage at the NBC studios in New York's Rockefeller Center By Jordan Runtagh Jordan Runtagh Twitter Jordan Runtagh is an Executive Podcast Producer at iHeartRadio, where he hosts a slate of pop culture shows including Too Much Information, Inside the Studio, Off the Record and Rivals: Music's Greatest Feuds. Previously, he served as a Music Editor at PEOPLE and VH1.com. He's written about art and entertainment for more than a decade, regularly contributing to outlets like Rolling Stone and Entertainment Weekly, and appearing as a guest on radio and television. Over the course of his career, he's profiled the surviving Beatles, Brian Wilson, Aretha Franklin, Roger Waters, David Byrne, Pete Townshend, Debbie Harry, Quincy Jones, Brian May, Jerry Lee Lewis, James Taylor and many more. A graduate of NYU's Tisch School of the Arts, he lives in Brooklyn, where he can be found DJing '60s soul records. People Editorial Guidelines Published on May 18, 2018 11:45 AM Share Tweet Pin Email Ariana Grande has some of the best vocal pipes in the business, and during her recent appearance on The Tonight Show Starring Jimmy Fallon sheoffered encouragement to fans with singing aspirations. Jimmy Fallon teamed up with the “Dangerous Woman” diva to surprise some Arianators backstage at the NBC studios in New York’s Rockefeller Center. Believing that they were filming a fan compilation video, the unsuspecting individuals began belting out Grande’s hit “One Last Time” — only to be shocked mid-song by the singer herself! Some screamed. Some laughed. Some kept right on singing. There were hugs, there were tears, and there were a few impromptu duets featuring Grande and some very surprised vocal hopefuls. Ariana Grande Says Manchester Bombing ‘Is Still So Heavy on My Heart’: ‘It’s Very Painful’ The 24-year-old star was definitely busy during her visit to The Tonight Show on May 1, where she appeared for the entire episode. It was there she debuted her new single, “No Tears Left to Cry” for the first time on television, after dropping it just days earlier. In addition, she performed a special version of the song, accompanied by Fallon and The Roots on Nintendo Labo‘s line of cardboard instruments. Want to keep up with the latest from PEOPLE? Sign up for our daily newsletter to get our best stories of the day delivered straight to your inbox. RELATED VIDEO: Ariana Grande Drops New Single ‘No Tears Left to Cry’ She also spilled major secrets about her upcoming album, including its title — Sweetener — and its summer release date, July 20. “It is called Sweetener because it’s kind of about bringing light to a situation or to someone’s life or somebody else who brings light to your life or sweetens the situation,” Grande said. Ariana Grande and Mac Miller Have Split But Remain Good Friends The album, and its lead single, mark the first new music Grande has released since the Manchester bombing in May 2017, when a terrorist killed 22 people at one of the U.K. stops of her Dangerous Woman Tour. Grande will next perform at Sunday’s Billboard Music Awards, airing at 8 p.m. on NBC.