Pop music day-fest held in London.
The 2025 line-up included Mariah Carey, Will Smith & DJ Jazzy Jeff, Tate McRae, Benson Boone, Myles Smith, Lola Young, JADE, KSI, Jessie J, Busted VS McFly, Reneé Rapp, Zara Larsson, Rita Ora, Dasha, James Hype, Remember Monday, and more.