When it becomes apparent that Comet Flip-Flop will hit Equestria if it isn't diverted, Luna ascends to space and Discord and Celestia remain on the ground in case she is unable to succeed in deflecting the comet. With Luna unable to stop the flaming ball of ice, Discord and Celestia combine their energies to blow it to pieces. Equestria is saved from a tragic disaster, only to fall victim to a humorous one.