David Beckham has jokingly revealed his regret at gifting his son Brooklyn and his wife, Nicola Peltz, a new $500,000 Electric Jaguar for their wedding earlier this month.MORE: Nicola Peltz's wedding gift from David Beckham's mother will melt your heartTaking to his Instagram on Sunday to wish his wife Victoria a "Happy Birthday", the father-of-four shared a never-before-seen picture of them riding the baby blue 1954 XK140 Jaguar converted to electric by Lunaz, the world's leading restoration and electrification company.WATCH: Victoria Beckham shows off stunning metallic dress designed for son Brooklyn's wedding"Should have kept this car, it's soooo good," he jokingly wrote, followed by a laughing emoji. "@lunazdesign, please make me one.