Dozens of people waving British flags welcomed him with loud cheers. William, 41, shook hands, signed autographs and sportingly took selfies with many of them during a walkabout.
Johanes Mario, a Singaporean who was meeting William at the airport, remarked, "He has this charm." He puts up a serious fight for the environment. I think this is a really worthwhile cause for our generation's future," he continued.