The final instalment is experienced through Ella as she adjusted to no longer being the youngest sibling when the family welcomed a new baby.
Jessica Darrow, star of Oscar-winning film Encanto performed the soundtrack A Little More penned exclusively for the ad.
Sarah Fox, VP Marketing & Comms, Disney Consumer Products, EMEA, said: “For the last three years millions have watched our characters in our ‘From Our Family To Yours’ animated series, as they spend time together building connections and making memories.
“We set out to create a family unit that would resonate with audiences world-wide. We are truly grateful for the support we have received for this festive campaign and hope that families and fans enjoy this fitting, heart-warming final instalment of the trilogy.”