Peter and So-So encounter a cowardly lion. They are captured by Romans and sent to the coliseum for a fight. Peter and the cowardly lion agree to rig the fight. Peter doesn't realize right away that a brave lion replaced the cowardly lion. He holds off the brave lion with his hippo hurricane holler and escapes to his balloon. Once airborne, he finds the cowardly lion hiding in the balloon and afraid of heights.
