"Causa y Efecto" (English: Cause and Effect) is a song performed by Mexican singer Paulina Rubio. The song was recorded for her ninth studio album Gran City Pop, and was released as the lead single on March 30, 2009. Causa y Efecto became a hit reaching number 1 in the U.S. Billboard Hot Latin Songs and Hot Latin Airplays. Causa y Efecto was produced by Cachorro López and written by Mario Domm and Mónica Vélez. "Causa y Efecto" is Rubio's first number one single in the Billboard Hot Latin Songs since Ni Una Sola Palabra in 2006. "Causa y Efecto" was awarded "Song of the year pop/ballad" by ASCAP.

An English version of the song titled "Cause and Effect" will be released on Paulina's next bilingual album.

"Causa y Efecto", debuted in radio stations on March 30. The song was performed for the first time on April 23, 2009 at the Latin Billboard Music Awards 2009, Rubio was one of the most expected artists of the night. Rubio also performed the song in a private concert at the Gotham Hall in New York City on May 11 promoting Gran City Pop. The concert was presented by Univision Radio.

Rubio performed the song at the Wal-Mart Shareholders' Meeting, singing a "spanglish" version of the song. She performed parts of the Spanish version and others of an unreleased English version. An English version of the song was released on a remix of the song, the George Figares Radio Mix.

The song debuted at number 40 on the Billboard Hot Latin Songs, the next week the song jumped at #26, obtaining the highest 'jump' of the week on the chart. The song peaked #1 for five consecutive weeks and it's her fourth #1 and her twelfth top ten hit on Hot Latin songs. It debuted at #22 and peaked at #1 on the Billboard Latin Pop Airplay.

In Spain, the single debuted at #43, and has peaked at #7 based on downloads alone. On May 9, 2009, Causa y Efecto entered at the Spanish Airplay Chart at #7 as the highest debut of that week, and peaked at #1 for three consecutive weeks.

The music video for "Causa y Efecto" was directed by the Austrian director Rudi Dolezal. The video was filmed in Miami, Florida during the month of March at M3 Studios. The video premiered worldwide on May 7 and in the U.S on the channel MTV Tres.

...
Wikipedia