Get as in download? I wouldn't try it.
If you want to watch them then yes.
Go to OVguide.com and search for the movie. It may take a while to find depending on the popularity of the movie but it will be there.
There used to be a site I knew that had movies that weren't even in theaters yet but they had to shut it down... Stupid government. Lol.
No itunes doesnt release movies before the date they are to be released, thats actually illegal.
do you mean the day they could release it into threaters?