Hawking has popularized the old "the universe created itself" canard in a recent article on his forthcoming book.
Scientist John Lennox has responded here.
Also, check out these videos from William Lane Craig and Robert J. Spitzer on this strange idea. (here and here)
See my blogger buddy Rhology's assessment here.
Another blogger friend here.
I think there are about a zillion other responses out there. Feel free to post them in the comment section.