The last show was on the 2nd of April.
They are closed for a revamp, can check it out on their website.
Wonder Full has concluded on 2 April 2017 and a brand new light and water show will be unveiled in the future, set to bring new levels of magic and splendour to the Marina Bayfront promenade. In the mean time, you can go for a different light and sound show, Wings of Time on Sentosa Island.
Apparently the show is on every night. The set-up was ingenious as well with rows of benches which were completely full when we were there in January.
Annoying autocorrect changed wonderful to wonder full. It was both.
It has run for the past two years so I would say yes but I don't live there so can't say 100% that it is.
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