TSA

TSA (Tajne Stowarzyszenie Abstynentów - "Secret Association of Abstainers") - Polish hard rock / heavy metal band founded in 1979 in Opole, Poland. Led by a charismatic singer Marek Piekarczyk, they are known as the pioneers of Polish heavy metal sound.

Members:
Marek Kapłon - drums
Stefan Machel - guitar
Janusz Niekrasz - bass guitar
Andrzej Nowak - guitar
Marek Piekarczyk - lead vocals


TSA is also an active punk band from San Francisco, California that's pretty S.A.F. They play frequently at various house parties and public parks in the city, and have a few recordings out.