The shocking incident happened in the ninth minute of the game.
Jack Grealish has been punched in the head by a Birmingham City fan who ran onto the St. Andrews pitch during the Second City Derby on Sunday afternoon.
The incident, which occurred in the ninth minute of the game, saw a fan sprint onto the pitch from the corner flag and throw a punch right at the back of the 23-year-old's head.
The fan was immediately reprimanded by a steward before being surrounded by furious Aston Villa players.
https://twitter.com/marcwebber/status/1104723114569748480
As he was escorted off the pitch in the direction of police officers, the supporter can be seen blowing kisses to other Birmingham City fans who are heard cheering.
https://twitter.com/SkyFootball/status/1104728581270315008
