Simon Cowell

Liam Payne and Simon Cowell on set during One Direction celebrates 1D Day at YouTube Space LA, a 7-hour livestream event broadcast exclusively on YouTube and Google+
Simon Cowell 'truly devastated' by death of Liam Payne: 'Every tear I shed is a memory of you'
Revisit Liam Payne's original X Factor audition and first performance with One Direction
Revisit the late Liam Payne's original X Factor auditions and first One Direction performance
'America's Got Talent' has named Richard Goodall the winner
America's Got Talent season 19 winner revealed: Here's what they plan to do with the prize