It is based on the Paddington Bear stories written by Michael Bond.

The show centres on a younger Paddington as he writes letters to his Aunt Lucy celebrating the new things he has discovered throughout the day.

[5] Gary Barlow composed, wrote, and performed the theme song for the series.

[8] On October 19, 2022, the third and final season was officially announced, and premiered on April 3, 2023.

[11][1] In the United Kingdom, the series was premiered on Nick Jr. on 2 March 2020[12] and it first aired on Channel 5's Milkshake!