Instructables
video Finger trick
Here's a little trick on how to cut your forefinger (not literally of course). It works only on forefingers and thumbs (thanks Kiteman). I hope you like it :)
Kiteman5 years ago
I do it with my thumb.
slu6alka (author)  Kiteman5 years ago
Ha I didn't knew that it can be done with the thumb :)