"No Llores" is a song recorded by Cuban-American singer Gloria Estefan for her fourth Spanish-language and eleventh studio album, 90 Millas. It features additional work with popular Latin music performers such as guitarists Carlos Santana and José Feliciano, Sheila E. playing the timbales, and Arturo Sandoval on trumpet (uncredited). The song was written by Gloria Estefan and her husband, Emilio Estefan Jr. and Gaitanes, while production was credited to Estefan Jr. and Gaitanes. The single was released by SonyBMG on June 18, 2007 digitally worldwide as the lead single from 90 Millas.

"Doctor Pressure" is a song by Mylo and Miami Sound Machine, from the re-issue of Mylo's debut studio album Destroy Rock & Roll (2004). The song was written by Elias Enrique Garcia and the producer Mylo. It was released by Sony BMG and Breastfed Recordings on 5 September 2005, as the sixth single from the album. Initially created as a bootleg recording by Phil 'N' Dog, the mashup contains a sample of the songs "Drop the Pressure" and "Dr. Beat" by Mylo and Miami Sound Machine respectively.