Crown Princess Victoria of Sweden had two special elves help welcome Stockholm Royal Palace’s Christmas trees on Thursday, December 14. The future Queen was joined by her young children — Princess Estelle, five, and Prince Oscar, one.The engagement marked Oscar's first time participating in the holiday tradition. Estelle, who helped her mother accept multiple trees last year, first participated in the Swedish tradition in 2013 when she was also one-years-old.Photo: Kungahuset.se