The lights went out across the Marina Bay skyline on Saturday evening, allowing Singapore to see the stars.. of more kinds than one.
Amazing Spider-Man 2 cast members Andrew Garfield, Emma Stone and Jamie Foxx were at The Float@Marina Bay to lead the switch-off to mark Earth Hour - a global campaign to reduce carbon footprint.
Elsewhere, various hotels and malls also went dark between 8.30pm and 9.30pm.
Supermarket chain FairPrice turned off non-essential lights at its 120 outlets.
Neighbourhoods in West Coast, Hong Kah, Tampines West and Simei marked Earth Hour by asking residents to switch off their lights for the hour and attend community get-togethers.