Guys with masks in a castle that seems to have been built for a real slime ball. It shouldn't exist, but it does, and that might be why everyone is trying to conceal their identities.
Yoshi does his best David After Dentist impression and we learn that ZSNES is not perfect. Please watch the next video to make up for this travesty.
UPDATE: It turns out that you can change a setting in ZSNES to use a different graphics engine and that solves the jerky background problem. Too late for me, but nice to know.
Baby Mario falls thousands of feet into the open sea and lives. A series of equally less probable events ensues and we discover that the Mario brothers are twins and that they apparently had no parents. Another revelation is the source of Mario's strange dreams in Super Mario Bros. 2 were the shyguys on Yoshi's Island. Why he never dreamed of Yoshi is a mystery for the ages.