The home chef said he will take the matter to court if she fails to delete the videos.
The Malaysian man was sentenced to seven weeks in jail.
The trend has drawn concern after people used it to create sexualised images of underaged children.
The man and woman in the viral video are married Singapore PRs aged 63 and 67, the police said.
The now-deleted photo was taken during a PAP activity that he had volunteered at, he said.
The 42-year-old male rider was conveyed to hospital unconscious and subsequently passed away.
Two of the cyclists were also observed not to be wearing helmets.
The AI-generated artwork was also called out for featuring misshapen heads and wrongly rendered hands.
Netizens criticised her account, with some saying she had effectively admitted to trespassing.
An eyewitness claimed the vendor had also previously hit a female customer after the same accusations.