The evening included a barbecue and lucky dip.
The best three outfits were awarded prizes.
In first place were Giorgio, Stefano and Diana Pellegrin (centre), who came dressed as a bride, groom and priest.
Second place went to Rita Fowley (right), who was dressed as a Martian.
And in third place was Tina Guardiani (left), who came dressed as Little Bow Peep.