PSOF was established in 1998 to promote and pay tribute to Deep Purple and related music. PSOF is approved by Thames Talent Ltd as the official Deep Purple Society in Finland.
The themes for Purple Night 2015 was to celebrating the 70th birthday of Ritchie Blackmore, born April 14, 1945.
HBF-Group (Henric Blomqvist – guitar, Jonas Kuhlberg – bass, Mika Paananen – drums, Sven Wannäs – keyboards) was performing an over two hour long set of songs with vocalists Doogie White, Jari Tiura and Kimmo Blom. Guests on guitar on a couple of songs joined also Mauri Savolainen and Pekka “More” Karvonen.
Other performing bands was also Rock Roster and Violet Moon.