A PUNCH that left a man lying unconscious on the ground at a fast food restaurant in Mount Gambier has led to the violent attacker being jailed for four months.
Tyson Gavin McRostie, 21, appeared in the Mount Gambier Magistrates Court on Tuesday to be sentenced after earlier pleading guilty to two counts of assault causing harm.
The prosecution said in the early hours of April 16, McRostie was at a fast food restaurant with friends when he became involved in an altercation with another man.
Security camera footage played in court showed the defendant throw a vicious blow to the head of the victim, who had his hands in his pockets at the time.
The punch caused the