Sacred Trust / After You're Gone competed for the number one position in the Christmas week issue of the UK Singles Chart, and Girls Aloud came out on top with their song "Sound of the Underground". Girls Aloud later released their own version of "Sacred Trust" on the rarities disc of their 2006 greatest hits album "The Sound of Girls Aloud". "Sacred Trust / After You're Gone" debuted at number two on the UK Singles Chart on December 22, 2002, the same day that their rivals Girls Aloud reached number one with "Sound of the Underground". The single sold 147,000 copies compared to first week sales
Girls Aloud has also released "Girls on Film" and "Style". Official calendars have also been issued annually from 2004 to 2009, the only exception being 2005. Girls Aloud co-wrote an autobiography titled "Dreams That Glitter – Our Story". The book, named after a lyric in "Call the Shots", was published in October 2008 through the Transworld imprint Bantam Press. Before the release, OK! magazine bought the rights to preview and serialise the book. In 2007, Girls Aloud signed a £1.25m one-year deal to endorse hair care brand Sunsilk. The girls filmed a television advertisement and appeared in and magazine advertisements, with each