Calombaris pleaded guilty to assaulting a 19-year-old after Melbourne Victory lost the A-League decider against rivals Sydney FC at Allianz Stadium back in May.

The chef was fined $1,000 for the incident, after the court heard today he had lost a $300,000 ambassadorship due to the assault charge. 

It was all caught on camera by a nearby spectator and immediately went viral on social media. 

Calombaris had approached the young man after verbal abuse was allegedly directed at him in regards to his penalty rates dispute. 

Calombaris has sinced stepped down as Melbourne Victory's No.1 ticket holder.