In the Halloween spirit, people from AddThis – the giant in social media engagement integration – share with us some useful treats about how marketers can improve their fan reach by tapping into the Halloween buzz.

Twerkin’ Teddy is deemed the most popular costume for this year Halloween. But how about looking back in 1983 and the Princess Leia dress-up? See some of the most iconic costumes from 30 years of Halloween history.

$330 Million Dollars on pet costumes? And an overall $7 Billion spending on Halloween? Are Americans abstaining from splurging?

From the first symbolic costumes of the 19th century like Demon, Angel, Ghost, Devil or Witch to today themed inspirations, halloween costumes have their own history.

Reportedly crime rate during Halloween night rises 50% more than any other night in some major cities in USA. Parents should be aware of the dangers lurking.

A compilation of market trends, habits and statistics of the Halloween etiquette with some historical highlights.

Regardless of the numerous new Halloween costumes that pop up every year, there will always be some classic selections that have their roots in popular figures or trends of the past. Have a glimpse in 500 years of Halloween cultural inspiration.

If you are still in last minute search for the perfect Halloween disguise then this graph may inspire you. See the most favorite costume selections from the pop culture from 2007 to 2011 showcased by HalloweenCostumes.com.

See how Americans plan to celebrate Halloween this year according to the latest National Retail Federation survey.