Big-anthemed, inspirational songs are a main highlight of the Olympics. Here are some famous acts.
Amigos Para Siempre (Friends for Life) - 1992 Barcelona Olympics
British singer Sarah Brightman and Spanish tenor Jose Carreras performed Andrew-Lloyd Webber's 'Amigos Para Siempre (Friends for Life) at the 1992 Barcelona Olympics closing ceremony.
Icelandic singer Bjork performs at a concert in Shanghai
Bjork caused a controversy in China when she finished her concert and a performance of her song Declare Independence at the Shanghai International Gymnastics Center in 2008 by shouting, Tibet! Tibet!
Celine Dion was due to sing at Cesars Palace
Grammy-winning singer Celine Dion, pictured here in 2011, announced she had canceled a string of upcoming shows in Las Vegas due to a virus-triggered problem with her vocal chords
(FILE PHOTO) 65 Yrs Since The Birth Of Freddie Mercury Of Queen - Queen's Last Five Studio Albums Reissued - Sept 5th
RIO DE JANERIO - 1985: (FILE PHOTO) On September 5, 2011 Freddie Mercury of Queen would have celebrated his 65th birthday while Queen's last five studio albums will be reissued. Please refer to the following profile on Getty Images Archival for further imagery. http://www.gettyimages.co.uk/Search/Search.aspx?EventId=120781881&EditorialProduct=Archival Singer Freddie Mercury performing with his group Queen at the inaugural Rock In Rio festival in Rio de Janerio, 24th January 1985. (Photo by Dave Hogan/Getty Images)
Narciso Rodriguez - Front Row - Fall 2012 Mercedes-Benz Fashion Week
NEW YORK, NY - FEBRUARY 14: Singer Gloria Estefan attends the Narciso Rodriguez Fall 2012 fashion show during Mercedes-Benz Fashion Week at The Theatre at Lincoln Center on February 14, 2012 in New York City. (Photo by Astrid Stawiarz/Getty Images for Mercedes-Benz Fashion Week)
Cissy Houston ‘to visit Whitney hotel room’