Blu is an exotic pet bird who believes he’s the last of his kind. But when his owner learns about Jewel, Blu’s female counterpart in Rio de Janeiro, they set out on the adventure of a lifetime.

The movies were a combination of adventure, comedy, romance, and music. The minimal plot often took a back seat to gags, many of them supposedly ad-libed by Crosby and Hope during filming.

Now, as friends, the McNally and the Confederate captain Pierre Cordona ride into Rio Lobo--a dusty town in the middle of the desert overcome by corruption--to bring to justice the remaining ...