I normally search for party approaches that are out of the ordinary and out of the box. I think that Youtube is undoubtedly a very good source of these tips. All you will have to do is browse Youtube and do a search for "party tips" and you can find hours and hours worth of online videos with lots of outstanding points. The trouble is, who has time to watch them all? So I am on a constant mission to collect some notes in order to save me and also perhaps other people 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 upcoming occasion on Youtube!