Hawaiian-themed music festival Holo Holo takes over the Downtown Las Vegas Events Center on May 6-7, 2023, after premiering in California in 2022. Kolohe Kai and J Boog will headline. Also on the 2023 lineup is Collie Buddz, Katchafire, Kapena, Anuhea, Ka’Ikena, Scanlan, Steel Pulse, Sammy Johnson, Ekolu, Paula Fuga, ...