I often hunt for event tips which are out of the ordinary and out of the box. I think that Youtube is normally a wonderful source of these kinds of tips. All you need to do is go to Youtube and perform a search for "birthday party tips" and you are going to see many hours worth of movies with numerous terrific advices. The problem is, who has the time to watch them all? So I am on a constant quest to gather some details in order to save me and hopefully other people some time.
Here is a great video with some insane party ideas - https://www.youtube.com/watch?v=wUlJSgYGmFw
Hope you find a number of good tips for your future party on Youtube!