ФСБ has been played on NTS shows including Supporter Radio: Joy, with Свободни Ръце / Free Hands first played on 17 May 2025.

FSB (Bulgarian: ФСБ) (Formation Studio Balkantone or, mostly in Scandinavia, Free Sailing Band) are an influential Bulgarian art/progressive rock band, started in 1975 in Sofia as a studio project. FSB achieved great success in the 1980's and performed in numerous countries across Europe. Their collaboration with singer Jose Feliciano resulted in the album I'm Never Gonna Change and a Grammy award in 1990.

Discography Year Title 1978 Non-Stop 1979 FSB 2 1980 The Globe 1981 78 RPM 1983 Ten Years Later 1983 FSB VI 1985 FSB na koncert — FSB In Concert released as 2 CDs 1987 I Love You Up To Here 1989 Niama kak/Visoko EP 1992 Attempt at flying 1993 Wolfish times present Wind is coming