Louis Tomlinson set to sumali Simon Cowell at judges' houses on The X Factor U.K. 

Louis Tomlinson will return to his roots when he stops by 

 along with his One Direction bandmates in 2010 — will appear as Simon Cowell’s guest in the judges’ houses stage of the competition, an 

He’ll help Cowell narrow down the competition in the “overs” category in advance of the live shows, while Meghan Trainor will assist Rita Ora in choosing the girls, BBC Radio 1 host Nick Grimshaw the boys, and Cheryl Fernandez-Versini will have help from Jess Glynne for the groups category. 

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The judges’ houses segment will be broadcast the last weekend of October following the end of the six-chair challenge, which kicks off this weekend. 

U.K. airs Sundays and Mondays at 8 p.m. ET on AXS in the U.S. and on Sundays at 7 p.m. BST on ITV in the U.K.

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