<Table> <Tr> <Th> Number - ones </Th> <Th> Artist </Th> </Tr> <Tr> <Td> 21 </Td> <Td> Elvis Presley </Td> </Tr> <Tr> <Td> 17 </Td> <Td> The Beatles </Td> </Tr> <Tr> <Td> 14 </Td> <Td> Cliff Richard </Td> </Tr> <Tr> <Td> Westlife </Td> </Tr> <Tr> <Td> 13 </Td> <Td> Madonna </Td> </Tr> <Tr> <Td> 12 </Td> <Td> The Shadows </Td> </Tr> <Tr> <Td> Take That </Td> </Tr> <Tr> <Td> 9 </Td> <Td> ABBA </Td> </Tr> <Tr> <Td> Spice Girls </Td> </Tr> <Tr> <Td> Rihanna </Td> </Tr> <Tr> <Td> 8 </Td> <Td> The Rolling Stones </Td> </Tr> <Tr> <Td> Oasis </Td> </Tr> <Tr> <Td> Eminem </Td> </Tr> <Tr> <Td> Calvin Harris </Td> </Tr> <Tr> <Td> 7 </Td> <Td> Michael Jackson </Td> </Tr> <Tr> <Td> Kylie Minogue </Td> </Tr> <Tr> <Td> Elton John </Td> </Tr> <Tr> <Td> U2 </Td> </Tr> <Tr> <Td> George Michael </Td> </Tr> <Tr> <Td> McFly </Td> </Tr> <Tr> <Td> Robbie Williams </Td> </Tr> <Tr> <Td> Tinie Tempah </Td> </Tr> <Tr> <Td> 6 </Td> <Td> Slade </Td> </Tr> <Tr> <Td> Rod Stewart </Td> </Tr> <Tr> <Td> Blondie </Td> </Tr> <Tr> <Td> Boyzone </Td> </Tr> <Tr> <Td> Queen </Td> </Tr> <Tr> <Td> Sugababes </Td> </Tr> <Tr> <Td> JLS </Td> </Tr> <Tr> <Td> Britney Spears </Td> </Tr> <Tr> <Td> David Guetta </Td> </Tr> <Tr> <Td> Justin Bieber </Td> </Tr> <Tr> <Td> Sam Smith </Td> </Tr> <Tr> <Td> 5 </Td> <Td> The Police </Td> </Tr> <Tr> <Td> David Bowie </Td> </Tr> <Tr> <Td> Bee Gees </Td> </Tr> <Tr> <Td> All Saints </Td> </Tr> <Tr> <Td> Beyoncé </Td> </Tr> <Tr> <Td> Dizzee Rascal </Td> </Tr> <Tr> <Td> The Black Eyed Peas </Td> </Tr> <Tr> <Td> Ne - Yo </Td> </Tr> <Tr> <Td> Flo Rida </Td> </Tr> <Tr> <Td> will.i.am </Td> </Tr> <Tr> <Td> Cheryl </Td> </Tr> <Tr> <Td> Bruno Mars </Td> </Tr> <Tr> <Td> One Direction </Td> </Tr> <Tr> <Td> Jess Glynne </Td> </Tr> <Tr> <Td> Katy Perry </Td> </Tr> </Table> <Tr> <Th> Number - ones </Th> <Th> Artist </Th> </Tr> <Tr> <Td> 21 </Td> <Td> Elvis Presley </Td> </Tr> <Tr> <Td> 17 </Td> <Td> The Beatles </Td> </Tr>

Who has the most number ones in the uk
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