David Beckham's son Cruz took to social media with a hilarious comment for his dad on Monday after sharing a photo of the pair laughing as they posed by the ocean.MORE: Romeo Beckham shares 'family' photo amid feud reports – and fans have questionsThe pair were giggling away as they both stood on their tiptoes, arm in arm, with a picturesque pink sunset in the background. In the photo, Cruz is rocking a tribute to his mum Victoria, wearing an oversized Spice Girls T-shirt.WATCH: David and Victoria Beckham surprise son Cruz with EPIC birthday cakeCaptioning the hilarious snap, he wrote: "Who’s taller? @davidbeckham," to which dad David replied: "me," with a red love heart emoji.READ: Victoria Beckham shares family photo with three of her kids amid Nicola Peltz 'feud'SEE: Cruz Beckham ups the ante in the boldest trousersWhilst fans were divided as to who takes the crown as the tallest Beckham, other fans were more impressed with Cruz's epic Spice Girl merchandise.