A few weeks ago,  lutherine and I came up with two characters, a Russian couple with whom tickling seems to be a regular occurrence. You might recall a story we came up with:

www.furaffinity.net/view/26127985/

Now, you've probably noticed, but since posting the original story, we've done a bit of a retcon. Elya is a lynx now, rather than a tiger. XD We thought the species difference would be cute.