Here in the US we say merry but in England and other places they say happy.
Yes she will. It will be coming out in a few months actually.
My favorite character from the Twilight series or saga is either Edward or Alice. Edward because he is a really interesting character and Alice because she reminds me of well, me.
Well you can't be the only one to love her truly. All that should matter is that she is happy so you should be happy for her and still be friends.