Who truie, cahier des charges the Eclipse trailer? ou the sneak peak?

omg i saw the trailer(s) and the sneak peak and also the first tv spot and the clips from oprah show! even after watching all them i still need to watch plus lol!! eclipse looks amazing and david slade so far has done amazing job!! erm i don't know when it come out on dvd but if it like the other two films it probably come out 4-5 months after the film comes out in cinemas that all i know!!