Roy Keane has been unafraid to take a dig at Manchester City boss Pep Guardiola. Keane is never one to mince his words but despite his allegiances to Manchester United, he has given City the respect they deserve in the past. For instance, during a conversation about whether the Sky Blues’ dominance is boring, the Irishman disagreed and expressed his admiration for how brilliant they are to watch. In December, Roy Keane also admitted that if given a chance to work with either Pep Guardiola or Jurgen Klopp, he would choose the former. There is plenty of evidence to suggest that despite being a m…