I really enjoyed the demo, have pre-order the game and am looking forward to playing it.

I've made a remix trailer using most of the official vids, check it out plz!

http://www.youtube.com/watch?v=kNSRLqWYUAA

There are loads of edited trailers, especially for Halo 3. I thought it might be fun to find the really cool ones, and just laugh at the not so good ones...

I think these two are awesome.

http://www.youtube.com/watch?v=odgypSxJpqU

http://www.youtube.com/watch?v=oxs425cV7bM

I know I'm a newbie but most forums have one of these anyway.

Just post your favourite videos here!

I'll start..

Me and my mates made this

http://www.youtube.com/watch?v=E5cXF_7IXko

Here's a good one.

http://www.youtube.com/watch?v=QG8WUpHdpVA