This month you can get Shaymin in the US and next month you can get Regigigas, the Shaymin event is February 8th-14th and the Regigigas event is March well I forget when it starts, but it ends on the 21st.
arceus or shiny pichu event
I think 1/16/2009
Arround in June or July
Wat
Currently there is a shaymin event until November 8.
The next event is June 18 2009 through September 9 2009
AT TOYS R US THEY WILL BE GIVING AWAY EVERY POKEMON FOR ANY POKEMON GAME (I MEAN EVERY POKEMON GAME) ON AUGUST 16, 2009 EVEN ON GBA BUT THIS EVENT IS ONE DAY Only
the next event i think is the darkrai event,i think its sometime in February celebrating the release of Pokemon 10 the rise of darkrai That was for 2008. Now it's Arceus. On July 18 2009 you can get him
I believe the next event will be the Pikachu colored Pichu in June 2009 for the new game coming out, Heart Gold and Soul Silver. Also, there should be an Arceus event for the new Pokemon movie with Arceus.
The exact date of the next Pokemon event has not yet been confirmed, but to find out keep up to date with this site: www.Pokemon.com
it is on June 14 2008
Theres none left its over i know cuse i went to it