Foreign spies are interested in plans for a device invented by a French aviator. They kidnap the young man but fail in their business thanks to the energy of his wife and the cunning of the mechanic.
After having been swindled out of all their money by a crooked business manager, formerly wealthy socialites Jerry and Carol discover that they owe their chauffeur and maid back wages they are unable to pay.
This is a minor variation on the story of the Boy Who Cried Wolf where Oswald the Lucky Rabbit tends a couple of lambs who tease him by crying 'Wolf! Wolf!' until the real article shows up.
The owner of a large mansion in the country throws a costume party for some of his friends. However, the party turns sour when he is found stabbed to death in a closet.
Hollywood is a town that holds many memories of the movie business and the movies themselves, which has resulted in a town brimming with possibilities and wealth.