9inety Boyz, a South London music collective formed in 2017, consists of three main artists: Lj Polo, Jcargoj, and Kaze. They have released several projects, including the EP "1990" and the mixtape "No Time Like The Present," showcasing both collective and solo tracks. Notable releases include the Mixtape Madness drop "9inety Boyz Freestyle" and Happen (LJ)’s solo track "Oh Dear."

The group's first EP featured Jackz, Kaze, Rex, and Lj Polo, while their debut mixtape, released in December 2021, highlighted Lj Polo, Jcargoj, and Kaze. Fans can stay updated on new music releases by following the artists on Spotify and social media platforms.