Kara/Audrey Hepburn, Matt/Tim Henman, Felicity/Zoe Wanamaker, Katya/Kelly Brook, Artem/Paul Nicholls, Pamela/Pamela Anderson(!), James/Sting(!!) Some of them were very, er...random.
Edit: oh and Scott/Jim Carrey was quite apt, but for me that was more to do with training room antics than looks.