This Shacknews story tells that Scene It? Box Office Smash will be the first 360 game to support New Xbox Experience, and that it'll be launching on October 28.
Microsoft, however, is yet to confirm when the UI update's going live, and wouldn't be drawn on the date.
"We have nothing to announce at this time regarding NXE's launch date," the firm told the site. "Stay tuned!"
Just a hunch, but an NXE date may well be an announcement of the Microsoft TGS keynote tomorrow.
More through the link.