VIDEO : Khalid & Sean Mendes To Team Up For 2018 Billboard Awards

The two A-list singers will take the stage for a special collaboration and the world television premiere of Mendes' new single, "Youth," immediately following Mendes' performance of his hit single "In My Blood." The super cool collaboration is adding to an already star-packed show with amazing performances from BTS, Camila Cabello, Kelly Clarkson, Ariana Grande, John Legend, Dua Lipa, Jennifer Lopez, and Ed Sheeran. There's also going to be some major collaborations from Christina Aguilera and Demi Lovato, Macklemore and Kesha, Salt-N-Pepa featuring En Vogue and Zedd, Maren Morris & Grey and more.