Mel B and Heidi Klum have been axed from America's Got TalentInstead, they will be replaced by former Dancing With The Stars professional Julianne Hough, 30, and actress Gabrielle Union, 46.

Head judge Simon Cowell, 59, and Howie Mandel will remain on the panel, while host Tyra Banks has also departed the series and will be replaced by Brooklyn Nine-Nine star Terry Crews.

Meredith Ahr, president of the alternative and reality group at NBC Entertainment, said: "One of the many secrets to the success and longevity of America’s Got Talent is its fearless drive to reinvent itself.

The Spice Girl has been a judge on the show for five years Supermodel Heidi has been on the show for the same length of time Former Dancing With The Stars professional Julianne Hough is one of the new judges Actress Gabrielle Union has also joined the panel"The next evolution of the format brings in fresh expert eyes to join Simon and Howie on the panel.

"As their partner in crime, host Terry Crews will continue to light up the stage with his quick wit and unending charm."

Tyra Banks is also not returning as hostSusan Boyle receives Golden Buzzer from Mel B which advances her straight into the finals on America's Got Talent: The Champions Mel, 43 , will be able to console herself with the axing as she will be busy on the highly anticipated Spice Girls reunion tour when America's Got Talent resumes filming.