I am giving this topic its own thread since I did not see one created yet. Here it the latest update from today.
New Fireworks Show, Special Castaway Club Gift Announced for Disney Cruise Line’s ‘Silver Anniversary at Sea’
Disney Cruise Line is celebrating 25 years with new entertainment offerings, family activities, inspired menu items and a themed merchandise collection coming to select "Silver Anniversary at Sea" itineraries!
disneyparks.disney.go.com