Ivan Demyan - vocals, acoustic guitar, author of music and words, the group leader Andrew "Said" Prosvetov - bass Andrew "Pushkin" Belov - electric and acoustic guitars Stanislav Tsybulsky - keyboards, portable studio Andrew "Katalych" Katalkin - drums, percussion Peter Losev - sound Igor Chernyshev - Director
7B (Russian: 7Б) is a Russian rock band based in Moscow. They have released five studio albums, several reprints and collections.
2013 — Chernyj drug (Pervyj Internet Maksi Single 13.13.13.) (Черный друг (Первый Интернет Макси Сингл 13.13.13.); Black friend (first Internet Maxi Single 13.13.13.)
2013 — Fanat (Vtoroy internet maksi-singl 13.13.13) (Фанат (Второй интернет макси-сингл 13.13.13); Fan (second Internet Maxi Single 13.13.13.)
2013 — Lyubov' ne ub'yosh'(Tretiy internet maksi-singl 13.13.13) (Любовь не убьёшь (Третий интернет макси-сингл 13.13.13); You can't kill love (third Internet Maxi Single 13.13.13.)