Later that month, Grande tweeted about her fourth concert tour saying: "like maybe i’ll do a mini one. i cant do what i did last time right now". The singer took a break from the public eye, cancelling some performances and public appearances to "spend some time with herself". In October 2018, Grande announced her fourth concert tour, the Sweetener World Tour, in support of both her fourth studio album, "Sweetener" (2018), and her upcoming fifth studio album, "Thank U, Next" (2019). It is set to begin in March 2019. In January 2019, it was announced that Grande will headline the Coachella Valley Music and Arts Festival, becoming the youngest artist to headline the event, and the fourth female artist. In February 2019, it was announced that Grande will headline Manchester Pride. In March 2019, it was announced that Grande would headline Lollapalooza.