Graffiti

Traffic officer spotted doodling on sign post at Tengah junction: What did he draw?
Man used bicycle lock to secure gate of Tampines unit, removed it after taking pic, gets arrested
'Graffiti' raises eyebrows at Kaki Bukit MRT Station
Artwork in South Korea defaced by Singaporean 'Victor Goh and family': Prank or ignorance?
Man, 26, arrested after splashing CCK flat's gate with paint, scribbling graffiti on walls