i find the style of some n.a.s.a. videos interesting...
[video:youtube]http://www.youtube.com/watch?v=F2PvVEu7OH8[/video]
for example this one. i think it could work for a game too.

...
and this kanye west video is quite funny: laugh
[video:youtube]http://www.youtube.com/watch?v=N2bCc0EGP6U[/video]