<Tr> <Td> Thurrock </Td> <Td> 23 May 2017 </Td> <Td> Lakeside Shopping Centre </Td> </Tr> <Tr> <Td> Yeovil </Td> <Td> Quedam Centre </Td> </Tr> <P> The auditions began on 20 June 2017, in Liverpool and concluded on 10 July 2017, in Surrey . </P> <Table> Summary of judges' auditions <Tr> <Th> City </Th> <Th> Date (s) </Th> <Th> Venue </Th> <Th> Changes to judging line - up </Th> </Tr> <Tr> <Td> Liverpool </Td> <Td> 20--21 June 2017 </Td> <Td> Titanic Hotel </Td> <Td> N / A </Td> </Tr> <Tr> <Td> Manchester </Td> <Td> 24 June 2017 </Td> <Td> Old Trafford Cricket Ground </Td> <Td> Alesha Dixon (in lieu of Nicole Scherzinger) </Td> </Tr> <Tr> <Td> 25 June 2017 </Td> <Td> N / A </Td> </Tr> <Tr> <Td> Edinburgh </Td> <Td> 28 June 2017 </Td> <Td> Assembly Rooms </Td> <Td> Alesha Dixon (in lieu of Sharon Osbourne) </Td> </Tr> <Tr> <Td> London </Td> <Td> 4--6 July 2017 </Td> <Td> Tobacco Dock </Td> <Td> N / A </Td> </Tr> <Tr> <Td> Surrey </Td> <Td> 9--10 July 2017 </Td> <Td> Thorpe Park </Td> </Tr> </Table>

Who are the semi finalists in x factor 2017