Was it a bite? Was it a headbutt? No one seems to know but one thing that we do know is the media and fans are all talking about the right back.
With Diego Costa set to return from his retrospective ban, Ivanovic clearly wanted to keep the FA and Jose Mourinho busy and decided to act out in a rather Luis Saurez type manner – but should be lucky enough to avoid an FA charge. He did however manage to trend on Twitter.