Live Blog from yahoonews :
1042am: PAP candidate 40-year-old surgeon Koh Poh Koon arrives accompanied by DPM Teo Chee Hean.
1043am: Eccentric potential independent candidate Zeng Guoyan turns up on a bike in a Middle Eastern outfit. When asked if he was going to contest, he said, "Time is not up yet"
1046am: Reform Party's Kenneth Jeyaretnam turns up flanked by a few supporters.
1053am: WP's Lee Li Lian arrives at the Nomination Centre accompanied by WP chairman Sylvia Lim and Hougang MP Png Eng Huat. "We're good and ready to go," says Lee.
Desmond where?
1107am: Independent candidate Ooi Boon Ewe spotted, says he lost his nomination documents and "someone stole them"