In the Mexican telenovela Quinceañera, Thalía played the character Beatriz.
The 1987 Televisa series follows two teenage girls, Maricruz and Beatriz, as they navigate friendship, romance, family expectations, and social pressure. Adela Noriega played Maricruz, while Thalía portrayed Beatriz, one of her earliest major television roles.
Quinceañera became an important production in Mexican popular culture and helped establish both actresses as major stars. It is sometimes confused with the 2006 independent film of the same name, but the two productions have different plots, casts, and creators.
The series is also notable because it presents adolescence through the melodramatic style associated with Mexican telenovelas. Its title refers to the fifteenth-birthday celebration central to the broader cultural tradition, although the program is a serialized drama rather than a documentary about the ceremony.