Velma, a research assistant for NASA, brings Daphne, Shaggy and the dogs out to dinner at the White House where they are discussing the new space station Velma helped with. To everyone's surprise, the ghost of George Washington comes.
Velma invites Daphne, Shaggy, Scooby, and Scrappy Doo to have lunch w/ her at the white house. Velma an analyst for nasa is present for a special announcement the president is giving, unfortunately the ghosts of past presidents appear along with the theft of a presidential heirloom.