You can find the full collection of these collaborations on streaming platforms like Spotify and Apple Music. AMNEZIA - song and lyrics by Bobo Armani, SST ... - Spotify
: The most notable collaboration featuring all the artists you listed, plus SST and Nasyo Chernia . The Official Music Video was released in late December 2022.
AMNEZIA - song and lyrics by Bobo Armani, SST, Pameca, Kickdown | Spotify. AMNEZIA. Bobo Armani. ЧЕРЕН ПЕТЪК20223:11. Bobo Armani. bobo_armani_x_niki_kotich_x_pameca_x_kickdown_x...
The "long piece" likely refers to one of their major collaborative tracks or the album itself, which features several high-energy songs with multiple contributors:
The series of artists you mentioned——primarily collaborated on the 2022 album titled ЧЕРЕН ПЕТЪК (Black Friday). These artists are prominent figures in the Bulgarian trap and hip-hop scene, often associated with the Murda Boyz collective. You can find the full collection of these
: Features Bobo Armani, Nika (Niki Kotich), Kickdown, SST , and Pameca.
: A collaboration between Bobo Armani, SST, Pameca, and Kickdown. The Official Music Video was released in late December 2022
: Another significant track from the same album featuring Bobo Armani, SST, Niki Kotich, Pameca, and Kickdown.