David Beckham enjoyed a daddy-daughter day out with his youngest child Harper on Friday – and she looked adorable wearing a customised face mask.The proud dad shared a snap of the nine-year-old on his Instagram Stories, proving the family are abiding by safety guidelines amid the coronavirus pandemic.MORE: The sweet way Brooklyn Beckham's fianceé Nicola Peltz is bonding with HarperWATCH: Victoria Beckham shares emotional video featuring Harper's first steps Harper certainly smized for the camera