Stars talk about Usher's idols and finding Justin Bieber
Please no. One is more than enough
Judges perform cover of Beatles hit 'Come Together'
Special night laid on for late star
Singer thrills fans with hit-packed set...
Singer kicks off run of five gigs...
He starts UK dates with sold-out show...
'Like being front row at a Wembley Stadium performance'
And something else
The boring stuff