Warbie

Plot
The Chipmunks and Chipettes find an injured bird, but Alvin wants nothing to do with it. Later, Alvin gets attached to the bird that he calls Warbie. Simon tries to help Warbie and Alvin not be so attached. When Warbie gets hurt, Alvin becomes sad. Warbie comes home from the vet healthy as can be. Warbie finally learns to live without Alvin. They are both happy.