FYI the Beach Club resort is one of the Epcot resorts. It is a short walk from the International Gateway exit/entrance of Epcot. The Boardwalk is across the lake. It is a really great area.
On the Dis I believe the fewest number of people I've heard who have finished the KS was 5. My understanding is for many people it turns into a goopy mess before they can finish it. Still, it looks like fun