Messi lent his huge appeal to the project, which hopes to fund a new paediatric cancer centre for children at the Hospital Sant Joan de Deu, in Barcelona
He not only features in the ad but has actively taken part in the awareness for the campaign.
The campaign is backed by the FCB Foundation, the charitable arm of FC Barcelona.
Individual donations can be made via bank wire transfer to the following account: ES97 2100 5000 5302 0015 9389.
You can also donate by calling +34 902 04 04 04 or visiting foundation.fcbarcelona.com and www.paralosvalientes.com.
