>> friends say it was kate who helped convince william to stay. and as soon as he returned from christmas break, everything changed. >> the turning point really came when william watched kate in that now infamous charity fashion show. >> it was march 2002, the annual st. andrews charity fashion show. and on the catwalk, kate. >> i remember that specific night very well. >> jules knight was watching the show that night with william. >> she wasn't what you call a kind of risque girl. she was a pretty safe bet. and here she was not wearing that much, looking amazing. i think everyone did think, wow. >> but that was the moment when he suddenly realized that his friend was actually very hot and he rather quite liked her. >> and the next fall when william and kate moved into this