There are three bands with the name PISS.
1. PISS is a raw hardcore band from Sweden/Spain that live and thrash in Berlin. More info on them here: http://wearepiss.blogspot.com
2. Piss are a power electronics duo from the North East of England. They make sinister music intended to damage your psyche.
3. PISS (AKA pisstheband, or piss_theband on instagram) is a Hardcore Punk and Noisecore group based in Vancouver, Canada. Members include Taylor Zantingh, Gavin Moya, Garreth Roberts, Tyler Paterson.