The infamously-controversial and widely-abused "white
lightnin' defense" article in the Bill Of Rights. it allows for
leniency based on whether the offender was intoxicated (ie., if he'd consumed a "fifth") during
the commission of his crime.
Ollie North pled the Fifth Amendment during the
Iran-Contra scandal, but I dunno... he sure as shootin' looked sober to me!