Rest the PDF version of the Galway Advertiser before you get here www.galwayadvertiser.ie for entertainment etc.
It depends on the occassion I suppose (stag? roamance? kids? adultry?) but there's always something to do in Galway. Most pubs are importing ice from outside the region during this water crisis so your G&T will not be affected; and all hotels are providing bottled water for brushing teeth.
If you are really bored, you could go to Terryland. But only if you are bored!