I frequently try to find party tips which are unique and out of the box. I think that Youtube is undoubtedly a wonderful source for these sorts of ideas. All you will have to do is browse Youtube and perform a search for "event ideas" and you are going to find hours worth of video recordings with many outstanding points. The problem is, who has time to watch them all? So I am on a constant quest to collect some details so as to save me and hopefully others some time.
Here is an awesome video with some crazy party ideas - https://www.youtube.com/watch?v=wUlJSgYGmFw
Hope you see a few good ideas for your next occasion on Youtube!