Chelsea striker Joao Pedro said Paris St-Germain "lost their heads" in the aftermath of Sunday's Club World Cup final.
The Brazil forward, 23, ended up on the floor during an incident involving PSG manager Luis Enrique, as tempers flared between the two sides following Chelsea's 3-0 victory at MetLife Stadium in New Jersey.
Luis Enrique said afterwards those scenes were the "result of the pressure of the match" and that his "intention was to separate the footballers so the situation didn't become worse".
Joao Pedro, who scored Chelsea's third goal, said: "I don't need to talk about them.