ltpgthow much do you expect to spend for halloween because the average american will pay 64.82 onltbgtlta hrefhttpwww.zentai.hkgtzentailtagtltbgt decorations and candy this year. and that's up nearly 6 from last year according to the national retail federation. all in all the holiday is big business. a whopping 5 billion will be spent on halloween this year. it'