41 Catlover4ever's Smokey - I think I've solved the mystery
42 Pepurr or Zipper
43 Definitely a Killearn Kitty but which one I don't know
44 Tigger
45 I'm guessing one of Jen's but not sure
46 Katie - COTD a few months ago
47 Zeus
48 Pepurr or Zipper - whichever 42 isn't
49 ?
50 Pixie