Via Billboard: Zayn's 'Pillowtalk' Debuts at No. 1 on Hot 100 w/Photo Via Billboard: "Zayn's 'Pillowtalk' Debuts at No. 1 on Hot 100" Billboard Hot 100 Billboard Billboard Hot 100 Via Billboard: Via Billboard: publication Via Billboard: Billboard Hot 100 Billboard Billboard Hot 100 Billboard "Zayn's 'Pillowtalk' Debuts at No. 1 on Hot 100" "Zayn's 'Pillowtalk' Debuts at No. 1 on Hot 100" Via Billboard: Via Billboard: "Zayn's 'Pillowtalk' Debuts at No. 1 on Hot 100" Zayn's 'Pillowtalk' Debuts at No. 1 on Hot 100 Billboard Hot 100 publication "Zayn's 'Pillowtalk' Debuts at No. 1 on Hot 100" "Zayn's 'Pillowtalk' Debuts at No. 1 on Hot 100" Via Billboard: Via Billboard: "Zayn's 'Pillowtalk' Debuts at No. 1 on Hot 100" Billboard Hot 100 Via Billboard: Billboard Hot 100 "Zayn's 'Pillowtalk' Debuts at No. 1 on Hot 100" Billboard Hot 100 Billboard Billboard Hot 100 Billboard Hot 100 Via Billboard: Billboard Billboard Via Billboard: Billboard Hot 100 Billboard Billboard Hot 100 Billboard "Zayn's 'Pillowtalk' Debuts at No. 1 on Hot 100"