Since Hazel lives in Lisette's breasts, bound by a contract, the latter must reduce her ghostly mass when she returns to the chest of this bird, being that this can cause a huge expansion of the breasts, while Lisette's breasts are already huge and to prevent the clothes from being torn by this surprise expansion.
Unfortunately, Hazel being of a comedic nature, she has the bad habit of making jokes that can be funny for others or simply funny for her, being that it is stronger than her and will take advantage of it to make a joke to Lisette linked precisely to the problem linked to Hazel's ghostly mass...