The phone, which was on the table recording Mourinho, went off but instead of getting angry, the Portuguese manager answered the phone before handing it to the embarrassed journalist.
Rooney equals Charlton's Man Utd scoring record
Mourinho then lost his train of thought and had to ask for the question to be repeated.
Manchester United drew their important clash against Jurgen Klopp's Liverpool 1-1 on Sunday.
[brid video="106070" player="7247" title="Mourinho answers journalist's phone during news conference"]
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