Sweetheart Special on All-Day Fun Passes! Now thru Sunday, February 17th, 2019 get Four (4) All-Day Fun Passes for just $94 – Online Only. That's over $30 in savings! All-Day Fun Passes are Single Day Passes to DelGrosso's Park and Laguna Splash and are not to be confused with season passes. These 4 Day Passes can be given as a pack or split among multiple recipients and are valid any day of the 2019 Operating Season.