Complex sentence: The role inspired her to launch a career in music; she then recorded a Spanish demo entitled "Vivir Sin Ti" and her manager Benny Medina sent it the Work Group, who showed an interest in signing her.
Split into simpler sentences: The role inspired her to launch a career in music. She then recorded a demo in Spanish and her manager Benny Medina sent it the Work Group, who showed an interest in signing her.