Lots of money? Yes. Success? Certainly. Biggest day in U.S. entertainment history? Uhm, what? Gimme a break...

"The impressive day one sales make Halo 3 a bigger launch day than the Spider-Man 3 film and the Harry Potter and the Deathly Hollows novel – though that may be attributed to Halo 3’s higher average selling price compared to a box office ticket or book."