The latest newsletter from Gamestop might have contained more information than they had initially planned or one of the staff members have gone mad and released Sony's future plans for the PS3's price reduction.
Wii is bundled. It comes packaged with other games. Reports are coming that Gamestop had posted on their page that, this was a typo and a fault on their part.
"Please note: The price for the Sony PS3 60GB was incorrectly listed in our June 26 newsletter. We apologize for any confusion this may have caused."