"Lux Aeterna" is a composition by Clint Mansell

Clint Mansell

Clinton Darryl "Clint" Mansell, is an English musician, composer, and former lead singer and guitarist of the band Pop Will Eat Itself....

, the leitmotif

Leitmotif

A leitmotif , sometimes written leit-motif, is a musical term , referring to a recurring theme, associated with a particular person, place, or idea. It is closely related to the musical idea of idée fixe...

 of a movie from 2000, Requiem for a Dream, and the penultimate piece in the Requiem for a Dream score

Requiem for a Dream (soundtrack)

-Requiem for a Tower EP:#Requiem for a Tower, Movement 2#Requiem for a Tower, Movement 3#Requiem for a Tower, Movement 4-Remixed album:#Clint Mansell – Tappy's Intro – 0:51#Plant – In the End It's All Nice – 6:17...

. The popularity of this piece led to its use in popular culture

Popular culture

Popular culture is the totality of ideas, perspectives, attitudes, memes, images and other phenomena that are deemed preferred per an informal consensus within the mainstream of a given culture, especially Western culture of the early to mid 20th century and the emerging global mainstream of the...

 outside the film, most notably in film

Trailer (film)

A trailer or preview is an advertisement or a commercial for a feature film that will be exhibited in the future at a cinema. The term "trailer" comes from their having originally been shown at the end of a feature film screening. That practice did not last long, because patrons tended to leave the...

 and teaser

Teaser trailer

A teaser campaign is an advertising campaign which typically consists of a series of small, cryptic, challenging advertisements that anticipate a larger, full-blown campaign for a product launch or otherwise important event. These advertisements are called "teasers" or "teaser ads"...

 trailers.

A version of the track was re-orchestrated

Orchestration

Orchestration is the study or practice of writing music for an orchestra or of adapting for orchestra music composed for another medium...

 with a choir

Choir

A choir, chorale or chorus is a musical ensemble of singers. Choral music, in turn, is the music written specifically for such an ensemble to perform.A body of singers who perform together as a group is called a choir or chorus...

 and full orchestra

Orchestra

An orchestra is a sizable instrumental ensemble that contains sections of string, brass, woodwind, and percussion instruments. The term orchestra derives from the Greek ορχήστρα, the name for the area in front of an ancient Greek stage reserved for the Greek chorus...

 for The Lord of the Rings: The Two Towers trailer and was renamed "Requiem for a Tower

Requiem for a Tower

"Requiem for a Tower" is a version of Clint Mansell's Lux Æterna/Requiem For A Dream, re-orchestrated with a choir and full orchestra for a The Lord of the Rings: The Two Towers theatrical trailer...

". It was arranged by Simone Benyacar, Daniel Nielsen, and Veigar Margeirsson

Veigar Margeirsson

Veigar Margeirsson, a film score composer from Iceland, composed the original score for Eric Schaeffer's 2004 film Mind the Gap. He was also one of the composers who arranged and orchestrated Clint Mansell's Lux Aeterna from Requiem for a Dream for full orchestra and choir for The Lord of the...

. Although never intended for release, after considerable demand by fans this piece was made available as part of the Requiem for a Tower album release from Corner Stone Cues. The Requiem for a Tower version served as the theme for Sky Sports

Sky Sports

Sky Sports is the brand name for a group of sports-oriented television channels operated by the UK and Ireland's main satellite pay-TV company, British Sky Broadcasting. Sky Sports is the dominant subscription television sports brand in the United Kingdom and Ireland...

' Gillette Soccer Saturday during 2008 and 2009.