Main Characters
Recurring Guest Characters
Collabro
4 guest appearances
Russell Watson
3 guest appearances
Billy Ocean
3 guest appearances
Gilbert O'Sullivan
3 guest appearances
Alexandra Burke
3 guest appearances
Shayne Ward
2 guest appearances
Lee Mead
2 guest appearances
Tony Hadley
2 guest appearances
Duncan James
2 guest appearances
Odyssey
2 guest appearances
Amy MacDonald
1 guest appearances
Bonnie Tyler
1 guest appearances
Kerry Ellis
1 guest appearances
Alexander O'Neal
1 guest appearances
Shane Filan
1 guest appearances
The Overtones
1 guest appearances
Elkie Brooks
1 guest appearances
John Partridge
1 guest appearances
Gwen Dickey
1 guest appearances