Popsugar Entertainment Lil Nas X Best Live Music Collaborations 2019 10 Times Musicians United on Stage This Year For a Phenomenal Performance 12 August 2019 by Brea Cubit Image Source: Getty / Rich Fury Between the Jonas Brothers' Captial FM set with Busted and Ariana Grande's duet with Barbra Streisand, this year has delivered a handful of amazing live performances from artists collaborating on stage. Even Elton John and Taron Egerton got in on the action with a few joint productions while promoting John's biopic Rocketman. We certainly love each of these singers individually, but when they combine their vocals, it's like musical heaven. Keep scrolling to watch some of the best onstage mashups from 2019! Related: We're Halfway Through 2019, and These Are the Best Songs We've Heard So Far 1 Ariana Grande and Barbra Streisand at a Concert in Chicago Grande shocked an audience at Streisand's concert when she stepped out to perform a duet in August. 1 / 10 2 Lil Nas X, Billy Ray Cyrus, and Keith Urban at the CMA Fest This trio had the Nashville crowd going when they took the stage in June. 2 / 10 3 Stevie Nicks and Harry Styles at the Rock & Roll Hall of Fame Induction Ceremony During the Rock & Roll Hall of Fame induction ceremony in March, Styles introduced Nicks at one of the inductees. The two then performed a tribute to the late Tom Petty, crooning "Stop Draggin' My Heart Around." 3 / 10 4 Stevie Nicks and Harry Styles at the Gucci Cruise 2020 Show Nicks and Styles teamed up again, this time in Rome, following Gucci's Cruise 2020 Show. 4 / 10 5 Barbra Streisand and Kris Kristofferson at British Summer Time Hyde Park Festival The former A Star Is Born costars gifted Londoners with a musical reunion in July. 5 / 10 6 Carrie Underwood and Joan Jett at the CMA Fest Underwood and Jett let it be known that they love rock and roll at the Nashville festival. 6 / 10 7 The Jonas Brothers and Busted at the Capital FM Summertime Ball These two bands were unforgettable on stage at the UK festival in June. 7 / 10 8 Elton John and Taron Egerton at the AIDS Foundation Academy Awards Viewing Party Of course Egerton — who portrays John is his biopic Rocketman — had to sing a duet with John at the special February event! 8 / 10 9 Elton John and Taron Egerton at the 72nd annual Cannes Film Festival John and Egerton melded their gorgeous vocals yet again in May at the Cannes Film Festival in France. 9 / 10 10 Elton John and Taron Egerton at the Farewell Yellow Brick Road Tour John brought out Egerton during his Farewell Yellow Brick Road tour for a live rendition of "Your Song" in June. 10 / 10 Lil Nas XBest Of 2019Taron EgertonAriana GrandeHarry StylesBarbra StreisandStevie NicksJoan JettBilly Ray CyrusMusic