its not on DVD yet
no
The USA DVD release date for Harry Potter and the Deathly Hallows part 2 is rumored to be November 11, 2011.
yes
much
April 15th
Yes it is
Either in theatres, or at home on DVD
Yes.
part 1 came out April 15th
There is no Harry Potter eight, it is called Harry Potter and the Deathly Hallows Part II and no not this year seeing as neither of the films will be out by August this year in the cinema. You will be able to get part I on DVD for August next year.
11th of November =]
september 20th 2011