Following the 'paganistic' holiday in the US, some Singapore houses also decorate their house too.
Have you wondered how the name Halloween came about? According to Wikipedia:
The term Halloween, originally spelled Hallowe’en, is shortened from All Hallows' Even – e'en is a shortening of even, which is a shortening of evening. It is now known as "Eve of" All Saints' Day, which is November 1st.