I regularly want event approaches that are out of the ordinary and out of the box. I found that Youtube is definitely a good source of these types of ideas. All you have to do is browse through Youtube and perform a search for "event suggestions" and you can find hours worth of movies with many terrific advices. The issue is, who exactly has the amount of time to see them all? Thus I am on a regular quest to collect some notes to save me and also hopefully others some time.
Here is a great video with some insane party ideas - https://www.youtube.com/watch?v=wUlJSgYGmFw
Hope you see a few great tips for your next occasion on Youtube!