There is a Tattoo Show going on in Bauen Hotel (Callao & Corrientes) and today is the very last day. The show is open til 24 hrs. You can get yourself a tattoo or piercing, and there are quite a few masterpieces on display in different forms.
http://www.tattooshow.com.ar/
Entrance is 30 pesos. Beer is sold inside.
http://www.tattooshow.com.ar/
Entrance is 30 pesos. Beer is sold inside.