Prince William showing "the face of fear" during wife Princess Kate's third pregnancy went newly viral on TikTok.

When it comes to relationships, there are all kinds of milestones worth celebrating—engagements, weddings, babies, you name it. But what’s just as fun as the milestone itself? Planning the celebration—and this is even the case when it involves royalty.

Kate Middleton and Prince William opted to spend Easter with Kate's side of the family in Sandringham, skipping the royal family's holiday church outing at Windsor Castle.