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Barcelona's coach Josep Guardiola (L) speaks with midfielder Sergio Busquets during the Spanish League football match between Atletico de Madrid and Barcelona at the Vicente Calderon stadium in Madrid on February 26, 2012. AFP PHOTO/JAVIER SORIANO (Photo credit should read JAVIER SORIANO/AFP/Getty Images)

Barcelona's coach Josep Guardiola (L) speaks with midfielder Sergio Busquets during the Spanish League football match between Atletico de Madrid and Barcelona at the Vicente Calderon stadium in Madrid on February 26, 2012.   AFP PHOTO/JAVIER SORIANO (Photo credit should read JAVIER SORIANO/AFP/Getty Images)

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Barcelona's coach Josep Guardiola (R) talks with Barcelona's midfielder Sergio Busquets (L) during the Champions League football match between FC Barcelona and Viktoria Plzen at the Camp Nou stadium in Barcelona on October 19, 2011. AFP PHOTO/LLUIS GENE (Photo credit should read LLUIS GENE/AFP/Getty Images)

Barcelona's coach Josep Guardiola (R) talks with Barcelona's midfielder Sergio Busquets (L) during the Champions League football match between FC Barcelona and Viktoria Plzen at the Camp Nou stadium in Barcelona on October 19, 2011. AFP PHOTO/LLUIS GENE (Photo credit should read LLUIS GENE/AFP/Getty Images)

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Barcelona's coach Pep Guardiola (R), Barcelona's midfielder Sergio Busquets (C) and Barcelona's Argentinian defender Gabriel Milito (L) celebrate after winning the Champions League semi-final second leg football match between Barcelona and Real Madrid at the Camp Nou stadium in Barcelona on May 3, 2011. Barcelona qualified for the Champions League final after drawing 1-1 in their semi-final second leg clash with bitter rivals Real Madrid to progress 3-1 on aggregate. AFP PHOTO/LLUIS GENE. (Photo credit should read LLUIS GENE/AFP/Getty Images)

Barcelona's coach Pep Guardiola (R), Barcelona's midfielder Sergio Busquets (C) and Barcelona's Argentinian defender Gabriel Milito (L) celebrate after winning the Champions League semi-final second leg football match between Barcelona and Real Madrid at the Camp Nou stadium in Barcelona on May 3, 2011. Barcelona qualified for the Champions League final after drawing 1-1 in their semi-final second leg clash with bitter rivals Real Madrid to progress 3-1 on aggregate. AFP PHOTO/LLUIS GENE. (Photo credit should read LLUIS GENE/AFP/Getty Images)

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Barcelona's coach Josep Guardiola (R) and Barcelona's midfielder Sergio Busquets (C) argue with FC Copenhagen's Norwegian coach Stale Solbakken (L) during their Champions league group D football match at Parken stadium in Copenhagen on November 2, 2010. The match ended in a 1-1 draw. AFP PHOTO/JAVIER SORIANO. (Photo credit should read JAVIER SORIANO/AFP/Getty Images)

Barcelona's coach Josep Guardiola (R) and Barcelona's midfielder Sergio Busquets (C) argue with FC Copenhagen's Norwegian coach Stale Solbakken (L) during their Champions league group D football match at Parken stadium in Copenhagen on November 2, 2010. The match ended in a 1-1 draw. AFP PHOTO/JAVIER SORIANO. (Photo credit should read JAVIER SORIANO/AFP/Getty Images)