3-D, reshoots, John Williams and what did each star take from the set?
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Don't think of these as spoilers...
After almost 10 years, the cast and crew of the "Harry Potter" franchise have been through life, death and so much more. The kids, in particular, have grown up right in front of audiences across the globe. So, as they did one of their last rounds of press last weekend in London, Daniel Radcliffe, Emma Watson, director David Yates and producers David Barron and David Heyman provided some candid details on what went on during the production of the two-part "Harry Potter and the Deathly Hallows" as well as lessons learned throughout the entire series.
Here are 10 of the most revealing tidbits from the famous faces behind "Harry Potter."