while appearances on ensemble charity records are also counted for each artist. The total number of weeks an artist spent in the top ten in 2009 is also shown. Notes Released as the official single for Comic Relief. Originally peaked at number 1 in February 1983 but returned to the Top 10 at number 10 following the death of Michael Jackson. "Bad Romance" re-entered the top 10 at number 8 on 28 November 2009. Released as the official single for Children in Need. Figure includes an appearance on the charity single "I Got Soul" by the collective known as The Young Soul Rebels. Figure includes appearance on Ironik's "Hold Me Closer". Figure includes appearances on Keri Hilson's "Knock You Down", Mr Hudson's "Supernova" and Jay-Z's "Run This Town". Figure includes appearance on Tinchy Stryder's "Number 1". Figure includes song that peaked in 2008. Figure includes song that peaked in 2010. Figure includes single as part of Girls Aloud. Figure includes three singles with the group The Black Eyed Peas. Figure includes single with the group Pussycat Dolls. Figure includes appearance on "You Are Not Alone" as part of The X Factor UK 2009 finalists. Originally peaked at number 21 in 1988 but peaked at number 2 following the death of Michael Jackson. "Sex on Fire" spent 8 consecutive weeks in the top 10 between September and November 2008, including three consecutive weeks at number-one. The song re-entered the top 10 at number 6 on 12 September 2009 (week ending) after a performance of the song by Jamie Archer on The X Factor. Figure includes appearance on Cheryl Cole's "3 Words". Figure includes appearance on Tinchy Stryder's "Never Leave You". Figure includes appearance on David Guetta's "Sexy Chick". Figure includes appearance on Jay-Z's "Empire State of Mind". Figure includes appearance on Alexandra Burke's "Bad Boys". Figure includes appearances on T.I.'s "Dead and Gone" and Ciara's "Love Sex Magic". Figure includes appearance on 3OH!3's "Starstrukk". Figure includes appearance on Flo Rida's "Right Round". Figure includes appearances on Jay Sean's "Down" and Kevin Rudolf's "Let It Rock". Figure includes appearance on A.R. Rahman & The Pussycat Dolls' "Jai Ho! (You are My Destiny)". Figure includes appearance on Jay-Z's "Run This Town". Figure includes appearance on Tinchy Stryder's "Take Me Back". "TiK ToK" reached its peak of number four on 9 January 2010 (week ending). "The Climb" reached its peak of number one on