Question: When was the singer who had the album Pensando En Ti born?

Context paragraphs:
Siempre Estoy Pensando en Ti: Siempre Estoy Pensando en Ti (English: "I'm Always Thinking of You") is a compilation album released by Mexican singer-songwriter Juan Gabriel with mariachi in 1978 and re-release on July 18, 1989.  The track listing combines songs from the 1974 album: Con El Mariachi Vargas De Tecalitlán and 1977 album: Con Mariachi Vol.  II.

No Lo Voy a Olvidar: No Lo Voy a Olvidar is Brenda K. Starr's fifth album released in 1998.  Includes the hit singles "Senor Amarte", "Si Mi Preguntan por Ti" and a remake of "I Still Believe/Creo en Ti."

Justo Lamas: Justo Lamas is an Argentine singer.  He was born in Buenos Aires and tours the United States singing for middle- and high-school Spanish students to inspire them to learn more about the language and culture.  Most notable is his song "Siempre Por Siempre"."  He has released six albums: "Vivir", "Justo Para Ti", "Un Día Especial", "Creo En Ti", "Justo En Vivo", "Vida Nueva", and, most recently, "Sueños".  Lamas was recently voted one of the "200 Hottest Argentine Singers."

Diego Verdaguer: Diego Verdaguer (] ; born Miguel Atilio Boccadoro Hernández, 26 April 1951) is a Argentine singer-songwriter who was born in Argentina.  He plays the trumpet and the bandoneón.  He is married to fellow singer Amanda Miguel.  His most famous songs are "Corazón de Papel", "Usted Que Haría " and "La Ladrona".  He also has a hit in 2009 after a decade of absence with the song "Voy a Conquistarte", written by Mexican singer-songwriter Joan Sebastián.

Volveré: Previously sung by Diego Verdaguer.  It was the first single off the album "Pensando En Ti" of K-Paz de la Sierra.  It remains their biggest hit to date on Billboard's Hot Latin Tracks chart, where it peaked at #6 in 2004.

Música en ti: Música en ti is the second soundtrack album of the series Soy Luna, titled "Soy Luna: Música en ti" (English: "Soy Luna: Music in You" ) was scheduled to be released on August 26, 2016.

Vivir (album): Vivir (English: "Live" ) is the second Spanish studio album recorded by Spanish singer-songwriter Enrique Iglesias.  It was released by Fonovisa on January 28, 1997 (see 1997 in music).  The album was produced again by Spanish songwriter and record producer Rafael Pérez-Botija.  This album was a successful release for the singer.  The album includes three number-one singles on the "Billboard" Hot Latin Tracks charts in United States: "Enamorado Por Primera Vez", "Sólo En Ti" and "Miente".  In the United States, it was certified gold and platinum on May 6, 1997.  This album received nomination a Grammy Award for Best Latin Pop Album at the 40th Annual Grammy Awards, on February 25, 1998.  losing to "Romances" by Luis Miguel.  The album received a Premio Lo Nuestro award for "Pop Album of the Year" at the 9th Lo Nuestro Awards.  To the date the album has sold a million copies in U.S and over 5 million copies worldwide.

Sólo pienso en ti (Grupo Bryndis album): Solo pienso en ti is a 2007 album by Grupo Bryndis, winning best grupero album at the 8th Annual Latin Grammy Awards.  It was the group's last album for Disa before moving to EMI.  The title track, with lyrics commencing "Ahora que te conocí, tan solo pienso y pienso en ti", is an original composition by Grupo Bryndis, and not a cover of the Víctor Manuel song.  The album won a Latin Grammy Award.

Un Nuevo Dia: Un Nuevo Dia is the fourth studio album and second Spanish language album by Frankie J.  Released on June 13, 2006, "Un Nuevo Dia" spawned the hit single "Pensando En Ti".

Sólo pienso en ti (song): "Sólo pienso en ti" is a 1979 hit song sung and composed by Víctor Manuel.  The song was written in 1978, but was first released on the album "Soy un corazón tendido al sol" in 1979, which was recorded in Milan with producer Danilo Vaona.  The song reached the top of the charts and is considered by many to be his best song.  In 2004 it was chosen as the 6th most popular song in Spanish on the TVE program "Nuestra mejor canción".  In 2010 Rolling Stone placed the song 196 on its all-time 200 best songs of Spanish pop-rock.  Also in 2010 the Fundación Crisálida honoured Víctor Manuel, and Judith Colell filmed a documentary based on the song, also titled "Sólo pienso en ti".

Supporting paragraphs: Volveré Diego Verdaguer
Answer: 26 April 1951