M80 Radio is one of the most popular radio stations in Spain. Its a today's and oldie's hits music station.The communication's aim was to expose a public awareness message, for a month, that could be relevant to the listeners in a country where recycling is not yet established as a daily routines.From the brand's side, they wanted to surprise the audience from their daily programming itself, by being relevant and using their brandflag: today's and oldie's hits.With a music loving fans audience, we wanted to expose a public message through the artists, who with their versions recycle great songs again and again, and still succeed although based on a previous song. The versions are played in chronological order.The campaign, with only one execution, achieve a greater impact by being included in the station's daily programming and with the surprising end message.