Kathmandu- Charlie Puth, Anitta, Cardi B, and Niall Horan are all scheduled to headline the event, which is scheduled for December 10 at Mesa, Arizona’s Sloan Park. Additionally, as part of TikTok’s developing artist programme, TikTok Elevate, rising performers Isabel LaRosa, Kaliii, LU KALA, and Sam Barber will perform. If you are unable to attend in person, TikTok Live will stream In the Mix worldwide.