In reply to Padraig: Yup, this one of climbing Pixie at Craig Caerfai inspired me to go and climb the route ...it did not disappoint.
http://www.ukclimbing.com/images/dbpage.php?id=71731
I did first see the photo in the Pembroke Rockfax rather than on UKC though, so not sure if that counts.
To the OP: If you get to Llangollen don't miss out on Kinberg as good a single pitch VS as you'll find anywhere.