Some thought the dancing lights in the night sky were UFOs. They are actually radio-controlled kites, the brainchild of Mr Michael Lim. The 53-year-old started a business selling them since 2000, as he was passionate about flying radio-controlled aeroplanes but felt that they were too expensive.

Now, there is a group of about 20 enthusiasts who meet every week at Marina Bay to fly these "stringless kites" using controllers.