Two bisexual chicks, one laying on the bed, and the other laying on top of her, face to face, making out. This provides a convenient and pecker pleasing cunt stack for the man to alternately tap on at his penis tingling leisure.
Once I started to cum, I hugged the Olsen twins very tightly around the waist and popped back and forth from one twat to the other for about 6 cum blasts apiece. It was the best cunt stack I ever fucked!
A orderly arrangement of cunts
usu. along a vertical line
George Bush is a cunt stack