"Back in the '80s me and this guy..., we decided we were gonna drink in a scene because we were supposed to be drinking in an actual movie and we got drunk and the director sent us home... He said, 'You're terrible,' so I learned my lesson... You can go online and YouTube 'drunks'... The person who is being videotaped usually doesn't know it." Denzel Washington on how he prepared to play a functioning alcoholic in new film Flight.