Chelsea defender Gary Cahill has revealed that Diego Costa is the joker of the changing room, despite his recent bust-up with manager Antonio Conte.
Costa was left out of Chelsea's Premier League win over Leicester City after complaining of a back injury - an excuse Conte refused to accept - before being made to train alone on Monday.
However Cahill says Costa's cheerful attitude around the changing room is a major factor in the team's morale.
Speaking to Match of the Day magazine, Cahill said of Costa: 'He just laughs and jokes around, always making daft noises!