According to a lot of reports. (including Nintendo, if I'm not mistaken), brawl's first day was 800k in NA.
also.
http://www.gamasutra.com/php-bin/news_index.php?story=15647
1.7 million is pre-order ONLY.. it took in 170 million first day... divide that by average Halo 3 price and find out exactly.
Soriku (Feb 10/08): In 5 years the PS3/360 will be dead.
KH3 bet: "If KH3 comes to Wii exclusive, I will take a 1 month of sig/avatar by otheres open a thread apologize and praise you guys' brilliance." http://vgchartz.com/forum/thread.php?start=50&id=18379
Original cast: Badonkadonkhr, sc94597 allaboutthegames885, kingofwale, Soriku, ctk495, skeezer, RDBRaptor, Mirson,