This is too good - in case of an emergency landing, please follow Willy Wonka? Brilliant. If you were flying with an airline it would be nice to think they took your safety seriously. But look closely at these safety/evacuation card of an unnamed Canadian airplane and as well as Mr. Wonka you'll see cowboys, ballerinas, construction workers, and jockeys.
Implications - Subliminal advertising is a great way to get consumers to do a double-take on whatever you are trying to market. Adding in unexpected details or subtly alluding to something is a surefire way to have people pay more attention. Businesses should realize that the market for in-you-face advertising is falling to the wayside and subtly is taking over.