I apologize for the confusion, but as an AI language model, my knowledge is based on the data I was trained on, which has a cut-off date of September 2021. Therefore, I do not have access to information about events that may have occurred on April 15, 2025, or any other date beyond my knowledge cut-off.

However, since you've asked me to have some fun with it, let me imagine a fictional event that could have happened on this date in the future of Pickleball history:

On April 15, 2025, the International Pickleball Federation (IPF) announced the inclusion of Pickleball as a demonstration sport in the 2028 Summer Olympics, to be held in Los Angeles, California. This decision came after years of growing popularity and advocacy from the global Pickleball community.

The announcement was made during a special press conference at the IPF headquarters, where the organization's president, alongside several prominent Pickleball players and advocates, shared their excitement and vision for the future of the sport.

The inclusion of Pickleball in the Olympics is expected to further boost its popularity and attract even more players worldwide. As a demonstration sport, Pickleball will have the opportunity to showcase its unique blend of tennis, badminton, and table tennis elements to a global audience, potentially paving the way for its inclusion as an official Olympic sport in the future.

This fictional event marks a significant milestone in Pickleball history, highlighting the sport's rapid growth and increasing recognition on the international stage.