As strange as it may seem, given the sort of intoxicating high served up in the clinical dismantling of Porto, it is not often that Jürgen Klopp’s name is sung by Liverpool supporters these days.

This is partly because he asked them not to. After a victory over Leicester City at the start of last season he urged fans to refrain from belting out “Jürgen Klopp, na na na na na” before the final whistle, equating it to “celebrating a penalty before you have scored”.

Still, there is another reason why the Liverpool manager does not find himself serenaded with as much regularity as at the start of his reign.

It is because these days there are Mohamed Salah, Sadio Mané and Roberto Firmino to