Some questioned the effects of strong winds on the umbrellas.
Mr Singh said WP does not take part in talks aimed at preventing multi-cornered fights.
The police had to be called to control the crowd.
The cash would serve as "a financial safety net" for workers amid job scarcity and underemployment, the party said.
The deceased was travelling through Thailand with three other young riders.
The drugs seized are worth more than S$845,500, CNB estimated.
He was sentenced to 8 months in prison.
"The PAP seems to have gone barking mad over the Trump tariffs," Lim Tean says in response to PAP's manifesto.
The line-up includes a former WP candidate and a 25-year-old newcomer.
The attacker blamed the road rage on an earlier argument with his wife.