Manchester City striker Sergio Aguero has revealed that Pep Guardiola was 'angry with him last season but the manager has insisted it was 'worth it' following the Argentine's stellar campaign.The 29-year-old has admitted to struggling with Guardiola's demands when he arrived in 2016 and Gabriel Jesus' arrival just six months later saw his opportunities to play dwindle.In a trophyless season for City last year, which saw them finish third in the Premier League, Aguero looked destined for the Etihad exit with a rumoured return to Atletico Madrid