Millie Bobby Brown's new toy poodle puppy Winnie the Pooh is fast-becoming as famous as she is!  And she's even landed her first ad campaign alongside her famous owner. That's right, Millie and her four-legged BFF star in Pandora's new Christmas campaign - in collaboration with renowned animation studio - Andy Baker Studios. Aptly called ‘One Lovely Day,’ its goal is to help spread holiday spirit and love. Catch Winnie at the start and try not to swoom. Spoiler: It's impossible.