I just remembered a scream from a movie called Accepted, I laugh my ass off everytime I see it.
[video=youtube;adzp_wVe6QA]http://www.youtube.com/watch?v=adzp_wVe6QA[/video]
[video=youtube;adzp_wVe6QA]http://www.youtube.com/watch?v=adzp_wVe6QA[/video]