that sounds awesome i cant wait to see it done! what are you covering it with? you might already know of this site but there is an awesome site with ideas to make things for your haunts and it tells you how to make them all! heres the url!
http://www.halloweenmonsterlist.info/I have to thank you soooo much for this link! I live in a pub and was desperately trying to work out funky things to make to decorate and frighten people with. Thank you thank you thank you!