Dr Tambyah said he has rarely voted due to uncontested walkovers in past Holland-Bukit Timah elections.
His ruse came to light when his first wife grew suspicious and began searching public databases across the state.
The guesthouse stated the policy was aimed at ensuring guest safety.
The arrest occurred during an undercover police operation targeting a youth trafficking ring.
Recovery efforts were delayed by ground instability, which caused a second sinkhole to form nearby.
The van driver has been arrested.
Police said the bus in the Hougang incident is believed to have self-skidded.
An eyewitness said the driver was not wearing pants or a shirt.
A resident living opposite reportedly called the police after detecting an unbearable stench.
They turned to fellow Singaporeans for ideas on how to enjoy it beyond the usual kaya toast.