"If Argentina loses the World Cup final, everything's going to go flying all over the place here at home."

Davide Callà reveals on blue Sport that his 10-year-old son is a die-hard fan of the Argentines and that, for the sake of family harmony, he’s hoping for a Messi title. Watch the video to find out what Murat Yakin’s assistant and expert Rolf Fringer predict for the final.