Singers Rafael Santos Diaz (L) and Martin Elias Diaz, sons of musician Diomedes Diaz, embrace in front of his coffin during a funeral mass at the main square of Valledupar, December 25, 2013. Colombian musician Diomedes Diaz died on December 22, 2013. REUTERS/John Vizcaino (COLOMBIA – Tags: ENTERTAINMENT OBITUARY)