Both brothers set each other up for a goal in what was the historic night for Athletic Club
The stands of La Catedral, with a record number of spectators packed inside, passionately celebrated Athletic Club's passage to the final to be held on 6 April at La Cartuja in Seville.
Athletic Club are back in the final of the Copa del Rey three years since their last appearance and will face RCD Mallorca for the title on 6 April at La Cartuja after beating Atlético de Madrid by three goals to nil at San Mamés.
Athletic Club and Atlético de Madrid compete for a place in the final of the Copa del Rey on Thursday.
The Balearic players celebrated in style after reaching their fourth cup final in the club's history.
After a thrilling semi-final, RCD Mallorca's precision from the penalty spot sees them flying into the Copa del Rey final twenty-one years after their last appearance in the Cup’s showpiece match.
Real Sociedad and RCD Mallorca meet in the second leg of their Copa del Rey semi-final on Tuesday.
The second legs of the Copa del Rey semi-finals this week give two teams the most coveted opportunities for a party day out for their fans at La Cartuja in Seville.
A Álex Berenguer penalty puts The Lions ahead in a thrilling semi-final against Atlético Madrid.
The Mexican coach and Iker Aguirre were at the heart of the celebrations following the semi-final victory against Real Sociedad at Anoeta.
The team red-and-white have pushed all the way in their previous matches, with late goals in all their matches demonstrating their great physical conditioning