When a woman gives birth to a child, the child needs to be able to digest the mother's milk; but when this child is old enough to begin to eat other foods, there is some switching off of this ability to consume milk.
No band on 21st-century radio has mined pre-grunge hair-metal's sleaze like L.A.'s Buckcherry. So it makes poetic sense that they'd spend their sixth album tallying all seven deadly sins.