On the bloopers from "8 Simple Rules" John Ritter, R.I.P, gives her a quick tickle on her legs. It's under a table so you can't see anything, but her reaction gives it away.
https://www.youtube.com/ watch?v=6sxl_hnlN_M
@4:16
So she got a pig?????????? Anyway, she posted a video on instagram of it nibbling on her foot. At the end she says "It's tickles so bad I can't take it!"
http://iconosquare.com/viewer.php#/detail/785019077902152510_325734299