Prince George and Princess Charlotte's cutest outfits of the year by Sophie Hamilton / December 20, 2017 - 12:38 GMT Prince George and Princess Charlotte have worn some adorable outfits this year, with royal fans copying their sweet style the world over. Brands favoured by their parents William and Kate are known to sell out immediately after the young royal siblings wear them. The Duchess chooses labels such as Cath Kidson and Rachel Riley for George's clothes, while little Charlotte is often dressed in outfits by Olivier Baby and Kids, Amaia Kids and GH Hurt & Son. This beautiful photograph was take to celebrate Charlotte's second birthday on 2 May. The young royal is a little beauty in the cosy, yellow sheep cardigan by John Lewis Baby. The photo was taken by Duchess Kate herself in April at their Anmer Hall home in Norfolk. Click through the photo gallery to see more pictures of Prince George and Princess Charlotte's sweetest outfits of the year… Read more about: Princess Charlotte Prince George royal baby Prince George was the perfect pageboy at the wedding of his aunt Pippa Middleton and James Matthews on 20 May at St Mark's Church in Englefield. George was three at the time and looked so smart in his ivory double-breasted shirt and silk knickerbockers from Spanish childrenswear designer Pepa & Co. Princess Charlotte was a real cutie as a flower girl at the wedding of Pippa Middleton and James Matthews. Holding her mum's hand, she looked adorable in her ivory silk smocked dress with a large satin bow and pretty flower crown. To complete the look, she wore an ivory bolero cardigan and Mary-Jane shoes. The royal brother and sister were the centre of attention at Trooping the Colour this year. Charlotte matched mum Kate's outfit with the pair both wearing pretty pink dresses, while George wore red braces to match dad William's military uniform. The siblings had fun watching the flypast from the balcony of Buckingham Palace. Princess Charlotte played her role to perfection during her family's tour of Poland and Germany in July. Royal fans loved her red and white floral dress with matching Mary-Jane red shoes and white socks, accessorising with a cute red bow in her hair. Prince George stole the show at Hamburg on a royal tour with his parents the Duke and Duchess of Cambridge and his sister Princess Catherine. The young prince looked extremely dapper in a red and white checked shirt, blue shorts and a smart belt as he explored a helicopter with his father. Princess Charlotte wore another pretty floral dress for her family's tour of Berlin in July. The little girl looked lovely in the blue frock with matching shoes and hair bow. Her small bouquet of flowers finished off her look perfectly. Another smart look for Prince George! The young royal wore the red, white and blue checked shirt for a royal visit in Warsaw with his family in July. We love his cute expression! Prince George was a very handsome birthday boy in July, when his parents released this official portrait to celebrate him turning four. The picture was taken at Kensington Palace at the end of June by Chris Jackson. His navy and white striped shirt is gorgeous! Prince George looks so cute in his school uniform! The picture was taken by photographer Chris Jackson at Kensington Palace shortly before the Prince left for his first day of school at Thomas's Battersea. Chris said: “The first day of school is an exciting time for any child, and it was great to see Prince George with a big smile on his face next to Dad, The Duke of Cambridge, ahead of their first school run together.” Merry Christmas Prince George and Princess Charlotte! The royal siblings posed alongside their parents William and Kate at Kensington Palace for their official Christmas card photo. George was dressed in a smart shirt and shorts and Charlotte matched her brother's blue outfit with a baby blue floral dress and shoes.