what do i need to get to get my halo 3 movies from my xbox to my laptop?

[ominemon]

i don't have a clue wat to do or even wat i need to do it if someone can tell me wat if i need a cable or somthin and if possible can tell me wat the cable or watever is called
and when i use a usb stick it does not read it just ses select device destion and it only comes up woth the hartddrive (which is the xbox memory)