As hard as it is to believe, Pokemon fans around the world are gearing up for a big day on Saturday, when Pokemon will celebrate 25 years since its birth in Japan. Here are some for not only Saturday, but throughout this silver anniversary year for Pokemon. Later in the year, special 25th anniversary cards will be available. 25-year celebration videoTo celebrate 25 years of memories, a YouTube video has been created to commemorate milestones and take fans through a journey of the franchises. For more information, visit Pokemon’s 25th anniversary website.