ross ing ▁tour ▁of ▁all ▁time ▁by ▁a ▁vocal ▁group . ▁The ▁tour ▁was ▁attended ▁by ▁ 3 . 4 ▁million ▁fans . ▁In ▁August ▁of ▁that ▁same ▁year , ▁the ▁group ▁released ▁their ▁third ▁book , ▁One ▁D irection : ▁Where ▁We ▁Are : ▁Our ▁Band , ▁Our ▁Story : ▁ 1 0 0 % ▁Official . ▁▁ 2 0 1 4 – 2 0 1 5 : ▁Four ▁▁ ▁On ▁ 2 1 ▁July ▁ 2 0 1 4 , ▁One ▁D irection ▁announced ▁One ▁D irection : ▁Where ▁We ▁Are ▁- ▁The ▁Con cert ▁Film , ▁a ▁film ▁which ▁documents ▁the ▁concert s ▁of ▁ 2 8 ▁and ▁ 2 9 ▁June ▁ 2 0 1 4 ▁that ▁took ▁place ▁in ▁San ▁S iro ▁Stadium ▁during ▁their ▁Where ▁We ▁Are ▁Tour . ▁After ▁the ▁announ cement , ▁the ▁band ▁announced ▁the ▁film ▁would ▁also ▁have ▁a ▁limited ▁ 1 0 – 1 1 ▁October ▁ 2 0 1 4 ▁international ▁cinema ▁release ▁before ▁its ▁home ▁media ▁release ▁in ▁November ▁ 2 0 1 4 . ▁The ▁group ▁also ▁released ▁an ▁aut obi ography ▁book ▁titled ▁Who ▁We ▁Are ▁on ▁ 2 5 ▁September ▁ 2 0 1 4 . ▁ ▁On ▁ 8 ▁September ▁ 2 0 1 4 , ▁One ▁D irection ▁announced ▁their ▁fourth ▁studio ▁album ▁to ▁be ▁titled ▁Four , ▁set ▁to ▁be ▁released ▁on ▁ 1 7 ▁November ▁ 2 0 1 4 . ▁As ▁part ▁of ▁the ▁announ cement , ▁one ▁of ▁the ▁songs ▁from