A resurfaced video from 2017 has captured a lighthearted and telling moment between the Prince and Princess of Wales — one that left Prince William visibly surprised, and perhaps hinted at a growing royal family.

The moment took place during an official tour of Poland and Germany, where Princess Kate and Prince William met with a local tech company. When Kate was handed a cuddly toy designed to comfort newborn babies, she turned to William and joked, “We’ll just have to keep having more babies.”

William’s reaction was subtle but unmistakable. His smile was warm, but the surprise was written across his face. Not long after that public exchange, Kensington Palace announced Kate was expecting their third child. Prince Louis was born the following April.

It remains unclear whether Kate already knew she was pregnant at the time or whether her words were simply spontaneous. Either way, the clip offers a rare glimpse into the couple’s dynamic — affectionate, playful, and open about their family life.

A playful comment met with real-world debate

While the moment was widely received as charming, it did spark conversation. A nonprofit organization called Having Kids urged the royal couple to consider not expanding their family further, citing sustainability and global equity. In an open letter, the group’s director wrote that the family’s influence was significant and that larger families raised ethical and environmental concerns.

Despite the discussion, the couple have not welcomed a fourth child — though the idea has clearly come up. During a visit to Northern Ireland in 2022, someone in the crowd called out to Kate, asking, “Number four?” She laughed and replied, “I think William would be a little worried.”

Today, Prince William and Princess Kate are focused on raising their three children — Prince George, Princess Charlotte, and Prince Louis — and are said to be spending more quality time together during school holidays.

Kate’s parenting style has often been linked to her own upbringing. She has spoken fondly of her parents, Carole and Michael Middleton, and the role they played in her life. Those values, along with the influence of Prince William’s parents, Charles and Diana, continue to shape how the couple are raising the next generation of royals.