"Estoy enamorado" is the third single of the live album Primera fila

Primera fila (Thalía album)

Primera fila is the first Live CD/DVD album by Mexican singer-songwriter Thalía. The album was recorded in Miami, Florida at the BankUnited Center on July 29 and 30, 2009, with a selected audience to attend the concert. Primera fila is the first Thalia's project under the label of Sony Music...

by Mexican singer Thalía

Thalía

Ariadna Thalía Sodi Miranda , known simply by the mononym Thalía , is a Mexican singer and actress. She has sold over 40 million albums worldwide...

 and is a duet with new Puerto Rican musician Pedro Capó. "Estoy Enamorado" was released as third official single in the United States, Mexico and Puerto Rico while in Argentina, Spain and Europe released "Enséñame a vivir" as third single.

Charts

Chart (2010)	Peak position
Mexican Singles Chart	4
Mexican Digital Singles Chart	1
Argentina Singles Chart	1
Venezuela Singles Chart	1
Colombian Singles Chart	1
Hungary Top 40 Singles Chart	24
Romanian Singles Chart	31
Greek Digital Singles Chart	19
US Billboard Billboard (magazine) Billboard is a weekly American magazine devoted to the music industry, and is one of the oldest trade magazines in the world. It maintains several internationally recognized music charts that track the most popular songs and albums in various categories on a weekly basis... Hot Latin Songs Hot Latin Songs Hot Latin Songs is a record chart published by Billboard magazine. It is often recognized as the most important music chart for Spanish language Latin music in the American music market. It was established by the magazine on September 6, 1986 with La Guirnalda by Rocío Dúrcal being the first song...	28
US Billboard Billboard (magazine) Billboard is a weekly American magazine devoted to the music industry, and is one of the oldest trade magazines in the world. It maintains several internationally recognized music charts that track the most popular songs and albums in various categories on a weekly basis... Latin Pop Songs Latin Pop Airplay Latin Pop Airplay is a record chart published on Billboard magazine. It features Latin music information from pop music usually in Spanish. It was established by the magazine on October 8, 1994 with Mañana by Cristian Castro being the first song to reach number-one...	6

The song marks another radio hit, becoming top 10 in the USA Latin Pop Song, with no Promotion By Thalia or Sony. Before the release of the album, Estoy Enamorado had the highest peak in the USA iTunes, reaching number 5, beating Equivocada, the official single at that time which peaked at 6.