The PKM Database has now affirmed the release date of the TRU (Toy's R' Us) Shaymin to February 8th to 14th. The TRU Regigigas will be released March 8th to 21st 2009.

For More Info:
http://www.youtube.com/watch?v=P7WHgxLxfiA&eurl=http://db.pokesav.org/main/
http://db.pokesav.org/main/?q=01-29-09-TRU-Shaymin-Early-Leak