Came across these "instructional" videos. Thought it was very very clever.  
The 2nd video below shows how to make an 'accessory' to use it with.  lmao

http://www.youtube.com/watch?v=Cukpo0Fe3Lw
http://youtu.be/9e5GoVciKZA?t=1m48s

Aside from being curious what kind of a perv would think of making something like this, I'm thinking it probably beats doing it alone. I guess, where there's a will, there is a way...