Proud dad David Beckham shared a sweet video montage to wish son Cruz a happy 21st birthday. "You are kind, considerate and fiercely loyal to your family," David wrote, also giving a shoutout to his wife Victoria: "Well done mum on bringing up another special young man." 💕 📽️ : #DavidBeckham #CruzBeckham #VictoriaBeckham #BeckhamFamily