Britain's Got Talent returns to our screens this Saturday with the usual lineup of judges of Simon Cowell, David Walliams, Alesha Dixon and Amanda Holden.
So Britain's Got More Talent host Stephen Mulhern decided to put them to the test to discover just how much this lot remembers from their time on the show, and quizzed them to name as many acts as they could from previous years in sixty seconds... and it did not go well for most of them.
Fair play to Simon though, he absolutely nails this challenge.
Watch below;