What does the Mario creator have to show?
Shigeru Miyamoto will be showing new projects tomorrow.
Nintendo of America posted on their Twitter account that Shigeru Miyamoto will be on hand to present new projects on the Live Treehouse stream tomorrow. Nothing specific regarding time or what projects, but it's certainly interesting to see that he will have a presence at the events.
Stay tuned to Nintendo World Report for more updates regarding these projects as well as more E3 information.