Paris Hilton reportedly spoke directly to Prince Harry to arrange a midnight date over the weekend, so she might have been a bit put off to hear from a royal bodyguard that the rendezvous was off. But don't feel too bad for the heiress: A source tells the Daily Mail that even though Hilton "was pretty annoyed that Harry blew her out," the pair "may well meet on her next trip to London." (More Paris Hilton stories.)