Whatever Mr. Happy does, it involves making his surroundings happy. In this you could call Mr. Happy a success. But when the night comes, he stargazes alone and wonders: 'Will I ever become someone's Cassio to their Peia?'. So when Miss Lemon moves downstairs, Mr. Happy saves no effort to make a sour person happy, and himself as well. This will take a lot of time, smiles and a special pastry from a singing baker.