Thalía played Beatriz in the 1987 Mexican telenovela Quinceañera.
The series paired Thalía with Adela Noriega, who played Maricruz. Their characters’ friendship and contrasting circumstances provide the central perspective for the teenage drama, which uses the quinceañera tradition as part of a larger story about family and social expectations.
The production is notable in retrospect because Thalía later became one of the most internationally recognized Mexican pop singers and telenovela stars. Quinceañera belongs to her early television career, before many of her best-known musical releases.
This character detail is specific to the 1987 television series. Magdalena, for example, is the central character of the unrelated 2006 film Quinceañera, so the shared title can lead to mistaken answers.