Manchester City 's Jack Grealish has taken aim at critics on social media as speculation over his future at the club grows.

A source told ESPN on Wednesday that Grealish was set to be left out City's Club World Cup squad and has permission to speak to other clubs.

Responding to a video of former Aston Villa teammate Gabriel Agbonlahor saying that City boss Pep Guardiola had made the situation "personal," Grealish said on Instagram "What do you want me to do? Score a hatty [hat-trick] in [20 minutes]?"

In response to a fan saying Grealish's potential omission from City's Club World Cup squad would not be "surprising," Grealish commented under the same post, saying: "Haha, I've been bad lately? Scored 3 goals in my last 3 appearances over 45 mins but okie dokie love x."

Guardiola h

See Full Page