Pooh , Tigger , Rabbit , Owl , Kanga , and Roo come to the rescue , and Christopher Robin decides to hold a contest to see who can find a replacement for Eeyore 's tail .
In the movie , Winnie the Pooh , Tigger , Rabbit , Piglet , Owl , Eeyore , Kanga , and Roo go on a journey to save Christopher Robin .