The first mayor of Singapore, Mr. Ong Eng Guan, was sworn in at City Hall on 24 December 1957. Mr. Ong is a trained accountant, founding member and treasurer of the People's Action Party (PAP).



On 24 December 1966, People's Park Market was destroyed by fire.




Officially opened on 24 December 1987 by the late President Ong Teng Cheong, then the Second Deputy Prime Minister, Singapore's first satellite self-dialysis centre is located in the Toa Payoh housing estate. Called the Singapore Airlines - NKF Dialysis Centre, it was the first centre to open under the National Kidney Foundation's (NKF) major initiative to bring affordable dialysis centres to the doorstep of kidney patients, either near their homes or workplace. Singapore Airlines (SIA) was the first corporate organisation to sponsor such a centre.