With both players up for both awards, the two players took turns to guess which of the accolades they had received.
Mateta scored against Luton and Nottingham Forest, adding to his personal goal tally for the season and impressing new manager Oliver Glasner with his all-round performances and hold-up play.
His goal against Luton – a back-heel flick – was also nominated for Goal of the Month, and he staked a claim for a double when collecting the award with Eze: “My backheel was not better than his free-kick?!
“It’s my first time [winning Player of the Month], so I’m very happy. It’s because of this guy [Eze] too! He helped me for this…”