As reported by the YSSY Message Board
On 7 July 2003, a Singapore Airlines Pte Limited Boeing 747-400 MEGATOP 9V-SPF was hit by a Qantas Catering truck and engineering inspections deemed the aircraft unfit to fly.
According to 9V-SPK's father's contact
Estimated at US$1 000 000 in damages caused, the aircraft could be on the ground for about 10 days.
More information at the YSSY Message Board webpage and kudos and thanks to 9V-SPK