So-You-Know-The-Real-History-of-Halloween-(All-Hallows’-Eve)-Photo3Especially when you’re on a budget, coming up with the perfect Halloween costume is stressful. We’re torn between spending a fortune or giving up and cutting two holes in a sheet. The good news is, this year there are lots of affordable options if you’re willing to think outside the box and be a bit original. Here are 15 unconventional cheap and easy DIY Halloween costumes for under $20.