In the film – scored by the group formed by Santa Sabina, Saúl Hernández, and El Sax from Maldita Vecindad – Guerrero plays Marisela, a young woman who has such a liberal mother that she is allowed to have sex with her boyfriend in her bedroom.

In 2002, she also performed and sang alongside actress Ofelia Medina in the show Una tertulia Musical en el Convento under the direction of Alejandro Reza.

In 2010 she directed and performed the show Música Divina Humanas Letras, a theatrical play around the carols of Sor Juana, with the Chorus of the University of the Cloister and Ensamble Galileo.

It was made up of the keyboardist Jacobo Lieberman, bassist Alfonso Figueroa, guitarist Pablo Valero, and drummer Patricio Iglesias; Guerrero was added as vocalist.

Lieberman left the group in 1991 and his place was taken by Juan Sebastián Lach, who was key in shaping the musical style of Santa Sabina,[5] a combination of dark wave and gothic rock influences with underground tendencies.

Covered by Seguro Popular [es] but faced with difficulties involved in the procedures of this care system, she opted to be treated in another establishment that included the use of alternative medicine.

Úrsula Pruneda, Mariana Rodríguez, Juan Sebastián Lach, Aldo Max, Alfonso Figueroa, and Alejandro Otaola announced publicly on October 19, 2010, that Guerrero was suffering from cancer and that they would organize a collection to pay for her medical expenses.

[7] The next day, the singer and actress wrote on her Facebook page that the situation was not "as critical" as had been assumed from the statements of her friends, who were worried about her physical and emotional health and wanted to support her.

with some members of Zoé, Natalia Lafourcade, Julieta Venegas, Rubén Albarrán and Meme [es] from Café Tacvba, El jardín de las delicias, and the reunited Santa Sabina, including an appearance by Guerrero.

[12] In 2018, Rita, el documental was released, a feature film documentary that recounts her life in Guadalajara, her arrival in Mexico City and studies at the CUT, her career with Santa Sabina, and her work at the Cloister.