Tatuagens, cerveja e música ao vivo
KRIA is hosting a Halloween Flash Day & Live Music event with flash tattoos, beer, music, and live bands all day long. Come get a tattoo, grab a beer, enjoy the music, or just hang out; everyone is welcome, dressed up however you want.

Image: from the event entry at Agenda Porto.
Source: Agenda Porto (Câmara Municipal do Porto). Details can change; the original entry is the reference.