visiting night safari.
staying in raffles hotel. or at least having singapore sling there.
trying to get into a sale opening session.
eating durians and mangosteen.
having roti prata in street side stall or the hawker centre opposite tekka market. dont forget teh tarik.
having tiger beer feast with local uncles in hawker centre, or Lau Pa Sat at least.
taking a bus journey in one of the heartland route; ang mo kio, bedok etc. better in school holiday season, sometime in the late morning.
joining the crowd during the thaipusam festival (if you have a chance to live in Malaysia, then i heard it's more happening there)
visiting geylang serai market in the evening during fasting month.
not really particular singapore thing.. but.. going out with bunch of locals to karaoke on the weekend night.
attending one of the parties organised by the F1.
getting a weekend trip (long weekend is better) to endau rompin national park in neighbour malaysia.
having chilli crab or butter crab in No Signboard seafood in Geylang, wandering around the area, joining the alley-side casino.. (the rest, it depends on individual's preference.. )