Michigan J. Frog (singing voice)
A workman finds a singing frog in the cornerstone of an old building being demolished. But when he tries to cash in on his discovery, he finds the frog will sing only for him, and just croak for the talent agent and the audience in the theater he's spent his life savings on.
B.O. Skunk (singing voice) (uncredited)
The lovesick B.O. Skunk is having no luck finding a mate, when Cupid gives him a book called "Advice for the Love-Worn" to help him out.