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"Lady GaGa has knocked X Factor champion Alexandra Burke off the top of the UK singles chart. The US pop singer - real name Stefani Germanotta - leaps to number one this week with her debut single &amp;#039;Just Dance&amp;#039;. &amp;#039;Just Dance&amp;#039;, which features a cameo from New York rapper Colby O&amp;#039;Donis, also leads the US singles chart this week. James Morrison and Nelly Furtado climb to two with &amp;#039;Broken Strings&amp;#039;, while Burke falls to three with her version of &amp;#039;Hallelujah&amp;#039;. Meanwhile, The Saturdays jump from 27 to six with &amp;#039;Issues&amp;#039; to score their third consecutive top ten hit. Other new tracks in the top ten come from Beyonc\u00C3\u00A9, who climbs from 14 to eight with &amp;#039;Single Ladies (Put A Ring On It)&amp;#039;, and Kevin Rudolf, who zooms from 40 to ten with his debut single &amp;#039;Let It Rock&amp;#039;. The top ten singles in full (click to read our reviews): 1. (3) Lady GaGa ft. Colby O&amp;#039;Donis: &amp;#039;Just Dance&amp;#039; 2. (5) James Morrison ft. Nelly Furtado: &amp;#039;Broken Strings&amp;#039; 3. (1) Alexandra Burke: &amp;#039;Hallelujah&amp;#039; 4. (2) Leona Lewis: &amp;#039;Run&amp;#039; 5. (6) Kings of Leon: &amp;#039;Use Somebody&amp;#039; 6. (27) The Saturdays: &amp;#039;Issues&amp;#039; 7. (4) Beyonc\u00C3\u00A9: &amp;#039;If I Were A Boy&amp;#039; 8. (14) Beyonc\u00C3\u00A9: &amp;#039;Single Ladies (Put A Ring On It)&amp;#039; 9. (7) Katy Perry: &amp;#039;Hot N Cold&amp;#039; 10. (40) Kevin Rudolf ft. Lil Wayne: &amp;#039;Let It Rock&amp;#039; Source: Official Chart Company Click here for this week&amp;#039;s UK albums top ten "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.digitalspy.com/music/the-x-factor/news/a141736/lady-gaga-knocks-alexandra-burke-off-no1/>