The Baby One More Time singer was on the panel of the US version of the show alongside L.A. Reid, Demi Lovato and Simon Cowell in 2012.
The Britain's Got Talent creator and judge explained why going to therapy felt like "a weight" being lifted off his shoulders.
Lucy has spoken for the first time about being assaulted by a hotel porter, leading to her leaving the competition early.
The judge shed bittersweet tears after a South African choir covered the late Nightbirde's It's OK.
Simon Cowell Breaks Silence On David Walliams' 'Completely Unacceptable' Comments That Led To BGT Exit
The TV mogul said comments made by his former colleague about past contestants on the ITV talent show were "upsetting".
Simon Cowell described the unique moment as “magical”, as the ITV talent show returned on Saturday night.
Britain's Got Talent unveiled a new member of the panel on the first day of auditions this week.
The X Factor boss weighs in on his former Saturday night TV rival.
The long-serving judge's future with BGT is said to be "very much up in the air" after he apologised for making "disrespectful comments" to contestants.
“If he hadn’t come along, God knows what would have happened.”