Last weekend in BA : ( !!! What would you do?

#1
how would you spend your last ever weekend in BA???
Mine is quickly approaching. Would love to do something really different, or nostalgic, or memorable. Anything better on than the Feria de Libros (?!) over the next few weeks? i think im just going to stuff choripan down me whilst weeping onto the shoulder of the moso and bathing in dulce