should have used dental floss...(I was trying to find this earlier today...)
HAHA, I thought about dental floss, but I figured it wouldn't fit on my toilet paper holder. The plumber tape was nice and flat resembling toilet paper.
The processing of the shot results in a grainy dirty feel to the hands and skin and its pretty unsettling- what with your subject on the crapper. extra points for the SUPER creative set-up.