Two men and two women, totaling four bisexual people in a circle performing four combinations of oral sex: male on female, female on female, female on male, male on male.
Original illustrations by Jason Carswell in 2001 and/or 2004.
First sketched in August 2001 in San Francisco, at the request of friend David Marr, to make stickers for Burning Man. The sketch was then inked. Colour was likely added in 2004.