I regularly look for event ideas which are unconventional and out of the box. I think that Youtube is a wonderful source for such tips. All you need to do is browse through Youtube and do a search for "birthday party tips" and you can find many hours worth of video clips with plenty of terrific suggestions. The trouble is, who exactly has time to watch them all? So I am on a constant mission to put together some details so as to save me and perhaps others some time.
Here is a great video with some crazy party ideas - https://www.youtube.com/watch?v=wUlJSgYGmFw
I hope you find a few great tips for your next occasion on Youtube!