Rubuta ci gaba don wannan sakin layi - Saboda dangin mahaifin Mitchell wanda aka haifa a Merseyside sun kasance daga Scotland kuma mahaifiyarsa Welsh ce, Mitchell ya ɗauki kansa ɗan Burtaniya ne maimakon Ingilishi. Ya bincika asalinsa a cikin wani shirin talabijin na "Wanene kuke tsammani ku ne?", Gano alaƙar sa da masanan Gaelic John Forbes da Alexander Robert Forbes. A ranar 7 ga watan Agusta 2014, Mitchell na ɗaya daga cikin mutane 200 da suka sanya hannu kan wata wasika zuwa ga "The Guardian" suna bayyana fatan su cewa Scotland za ta yi zaɓe don kasancewa cikin Unitedasar Ingila a cikin zaben raba gardama na watan Satumba kan wannan batun.
Ka yi haƙuri. Kasancewar Mitchell a cikin wasikar bude ta biyo bayan wata shafi na "The Observer" na watan Mayu na 2011, wanda ya kammala da cewa "Idan Scotland ta tafi ita kadai... 'yan Burtaniya za su rasa ƙasarsu".