Nancys new schoolmate, April, invites the girls to a gag-themed party--and the best prank will win a prize. After two girls fancy electronics are stolen, the Clue Crew knows its no laughing matter. Illustrations. nNancy, George, and Bess have been invited to an April Fools Day party at their new schoolmates house. It sounds like its going to be a lot of fun -- each guest is bringing a gag to the party, and the best prank will win a special prize. n When two of the guests fancy new electronics go missing, Nancy knows somethings up. Is this someones idea of a joke? The Clue Crew certainly isnt laughing, and theyre on the case to find the missing gadgets.n