Marty does his parallel parking on the DeLorean time machine outside the store that Jules and Verne Brown are in. As the Comet Kahooey is about to pass the Earth's orbit, Biff declares that aliens are coming and causes the residents of Hill Valley to panic. Biff finds a "space craft" behind Doc's oleander bushes — an alien craft he recognizes from 25 years earlier and the last time comet Kahooey appeared. Biff has the military, police and assorted agencies believing that Doc is an alien. With Doc in serious trouble, Marty, Jules and Verne travel back to 1967 to straighten out the mess. Marty and the boys find that Doc has built a flying craft to view the comet and that Biff has mistaken it for an alien space ship. When Marty, Jules, and Verne appear in beekeeper suits and the DeLorean whil