Balloon

Balloony is a character in the Winnie the Pooh franchise. He is an inanimate object, but everyone treats him like a real creature.

Winnie the Pooh (2011 film)
Balloony is first shown in Christopher Robin's room tied to a note. He is later shown in the Zooey Deschanel version of "Winnie the Pooh" tied to a tricycle. Balloony is the one that finds Christopher Robin and he wins a pot of honey for finding Christopher Robin.

Trivia

 * Balloony is male because Rabbit says "He seems to be wearing red today".
 * Ballony may have appeared in The Many Adventures of Winnie the Pooh as the balloon Pooh uses to capture honey from the bees,but this is uncertain.
 * Also Balloony could be the balloon Piglet tried to give to Eeyore, but this balloon popped.
 * Balloony was likely inspired by the 1956 French film, The Red Balloon, about a boy with a sentient red balloon for a companion.