Ribot and our innovation team at Tesco.com have really done us proud in the design and development of Tesco Groceries for Windows Phone 7.
If you imagine that the phone's screen is a vertical window over a portion of the application, then this is what the full screen would look like (click for larger version):
(Incidentally 'Becky' is our very own Rebecca Pate who has helped project manage this application from the marketing and design perspective. A job well done I think!).