"Tigger's Shadow of a Doubt" is the second segment of the first episode of My Friends Tigger & Pooh.
Tigger is devastated when he loses his best bouncing buddy, his shadow. He, Pooh, Darby and Buster try to find it, but come up short on leads. Pooh and Darby try constructing a replacement shadow that he can use until his real one comes back, but it just isn't the same. Tigger is ready to give up bouncing unless his shadow returns.