The agency for health and social services in Canada teach people what a heart in distress sounds like, simply by allowing them to plug in their own headphones into the poster.
See also the billboard image.
Advertising Agency: lg2, Quebec City, Canada
Creative Director: Luc Du Sault
Copywriters: Mathieu Belley, Luc Du Sault
Art Director: Vincent Bernard
Photography: Marc Couture
Illustrator: David Boivin
Account Managers: Catherine Darius, Christine Larouche
Producers: Michel Grenier, Julie Pichette / 3PG Marketing
Sound Engineer: Boogie Studio