As Lady Louise proves here, royal children love participating in traditional British holiday fun. One such tradition that is done throughout the UK is wearing paper crowns for the holidays. Beginning back in the 1900s, these paper crowns, which unfold and are bright colors, started coming in the traditional cracker — which is a tube covered in foil and twisted at both ends and is full of treats. Ever since then, the English have been rocking them while eating Christmas dinner or opening gifts.