Curious, Bugs asks Marvin what he is doing, and Marvin explains he has arrived on the Moon to remotely destroy the Earth. Bugs is initially unconcerned, until he realizes the severity of the situation, so he steals from Marvin the missile's fuel source: the Uranium PU-36 Explosive Space Modulator, which is actually an ordinary stick of dynamite.
Bugs asks Marvin what he's doing on the Moon, and Marvin reveals his plan to destroy Earth remotely. Bugs initially dismisses it but becomes alarmed when he realizes the danger. To thwart Marvin's plan, Bugs steals the fuel source for the missile: a simple stick of dynamite disguised as a powerful uranium device.