Don’t even try to copy this celebrity birthday party.

Harper Beckham, the youngest child of soccer star David Beckham and his wife, former Spice Girl Victoria Beckham, had the party of her life for her sixth birthday. Not only was the birthday blowout bash held at historic Buckingham Palace, it was hosted by a real-life princess Princess Eugenie, daughter of Prince Andrew and his former wife, Sarah, Duchess of York, the Telegraph reported.

Harper and five of her closest friends had the run of the royal residence, the Telegraph reported.

Her parents shared photos of the celebration on their Instagram accounts.