Source: http://www.gossiprocks.com/forum/latest-photos/47228-nicky-hilton-david-katzenberg-nobu-07-14-07-a.html
Source: http://forums.superiorpics.com/ubbthreads/showflat.php/Cat/0/Number/1383475/an/0/page/0#1383475
Source: http://forum.phun.org/showthread.php?t=173323
Source: http://forums.superiorpics.com/ubbthreads/showflat.php/Cat/0/Number/1355711/an/0/page/3#1355711
Source: http://forum.phun.org/showthread.php?t=165185
Source: http://www.gossiprocks.com/forum/latest-photos/44629-nicky-hilton-goes-shopping-her-new-man-malibu-06-09-07-a.html
Source: http://forum.phun.org/showthread.php?t=161082