The outer labia are the Pitta Bread, struggling to contain the inner labia, which resemble doner meat falling out the top.
As with Doner Kebabs, BPK's are generally only eaten when very, very drunk.
A: Nah man, she had a B.P.K. mate... I still ate it tho.
ye we claim bpk
brown n gold, that cali king bang
(face book) bpk solja