I frequently look out for event ideas that are unusual and out of the box. I find that Youtube is usually a terrific source of these kinds of tips. All you need to do is browse Youtube and do a search for "party tips" and you can see many hours worth of movies with countless fabulous points. The problem is, who exactly has enough time to view them all? So I am on a regular mission to gather some details so as to save me and also perhaps other people some time.
Here is an awesome video with some insane party ideas - https://www.youtube.com/watch?v=wUlJSgYGmFw
Hope you find several good tips for your upcoming event on Youtube!