Nintendo just announced a couple of hours ago via Twitter that a special 25-minute pre-show broadcast of Treehouse Live will be held before the Nintendo World Championships begin on Sunday.
Here’s the original tweet with a link to where you can watch it:
Watch it live at: http://t.co/UyqjULN9BS, https://t.co/umv5uky92Z & http://t.co/OU4I3vOzFt.
— Nintendo of America (@NintendoAmerica) June 8, 2015