(Since Stolas is kind of the Scarlet King's adoptive son, I feel like the rest of his siblings would join in Verosika and Vortex during the chorus....everyone, except Rosie....and that Holly duets with Stolas)
Stolas, Verosika and Vortex as themselves (Holly is dueting with Stolas)
Vermillion Queen, Sayori, Junko, Mukuro, 682 and 999 as the people waving their glow sticks
(What I think Holly would sound like)
