Breaking News: Meghan Markle and Prince Harry Celebrate Princess Lilibet’s 3rd Birthday with Party at Montecito Home

June 4, but they got the festivities started early with pre-birthday bash. The family celebrated over the weekend with a party at home in Montecito, California, PEOPLE confirms. Among the guests were close friends and family as well as some of Lili’s friends.

Lilibet Diana Mountbatten-Windsor was born in California after Prince Harry and Meghan stepped back from their royal roles and moved to Meghan’s home state in the U.S. with their son,”was chosen to honor her beloved late grandmother, the Princess of Wales.”

The birth announcement also referred to the newborn as Lili, a nickname that Prince Harry and Meghan have continued to call their daughter.

In March 2023, PEOPLEthe Duke and Duchess of Sussex as the last name for their children. PEOPLE understands that Sussex is their family surname. Using their titles as their children’s last names follows the tradition historically used by members of the royal family.

Prince Harry and Meghan have raised their children outside of the spotlight since stepping back from their royal roles, and the world caught the first glimpse of Lilibet on the Sussexes taken by photographer and friend Misan Harriman, during the birthday party that a spokesperson described as a “casual, intimate backyard picnic.” The photo showed Lilibet smiling in a blue dress with a white bow in her red hair, which she and her brother Archie inherited from dad Harry!

Fans got a further glimpse of the celebration in the docuseries Harry & Meghan, which premiered on Netflix in December 2022.