Romeo Beckham whisked his girlfriend Mia Regan off for a romantic seaside break following their recent trip to Italy with his family.The son of David and Victoria Beckham appeared to want some quality one-on-one time with his lady love, as they opted for a staycation in Cornwall shortly after their return to London.MORE: Victoria Beckham flashes enormous £120k diamond ring in gorgeous makeup-free selfieWATCH: Romeo Beckham's holiday mishap caught on camera Romeo shared a snap of himself enjoying