He done his best (1926)

When Charley asks a young woman whom he is in love with to marry him, she tells him that he needs to get her father's consent. But when Charley then goes to see her father, who owns a restaurant, he ends up getting hired as a dishwasher instead. The rest of the kitchen staff soon find out that Charley is not a member of their union, and they go on strike. Charley is left by himself, leading to a series of upheavals in the restaurant, and a great invention.