16th B-Day Party.

Hey everyone!! Please help me!!!
I am having this party on monday and I want to really entertain my friends!! I don`t want them to think that my party is going to be lame, and it`s like boring and all!!
We`re going to be home.. So no swimming and going to the movies, or those food contests!!!!
We`re going to have music and dance.. But that`s not much.. And they`re going to get bored sooner or later!!! So I need more like .. Ideas.. Like a lot of ideas.. Cuz we`re going to be at my house like for 5-6 hours!!!!
So Um.. I am hoping to get help as soon as possible!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!