Simon Cowell surprises judges by popping into the U.K. X Factor… but will he be Gary"s mentor?

Simon Cowell surprises judges by popping into the U.K. X Factor… but will he be Gary"s mentor?

Look who”s back! Simon Cowell surprises judges making his big return on U.K. X Factor… but will he be staying as a mentor

1:37 AM on 9th July 2011

Look who

Look who”s back! Simon Cowell surprises the judges on the U.K. version of the X Factor making a return earlier today

Sharing a joke Louis laughs at the music mogul while Gary and Kelly looked on

Sharing a joke Louis laughs at the music mogul while Gary and Kelly looked on

Staring out overseas: Simon left the U.K. judging panel to launch the contest in the states seen here the other judges and host Steve Jones before Cheryl Cole was fired from the lineup

Staring out overseas: Simon left the U.K. judging panel to launch the contest in the states seen here the other judges and host Steve Jones before Cheryl Cole was fired from the lineup

In the know Xtra Factor host Olly Murs has said that he thinks Simon Cowell will be act as Gary In the know Xtra Factor host Olly Murs has said that he thinks Simon Cowell will be act as Gary

In the know Xtra Factor host Olly Murs has said that he thinks Simon Cowell will be act as Gary”s mentor

Across the pond: While Simon was visiting the judges on in the U.K. Cheryl arrived into L.A.X. with her bandmate Kimberley Walsh

Across the pond: While Simon was visiting the judges on in the U.K. Cheryl arrived into L.A.X. with her bandmate Kimberley Walsh