The music mogul, 64, adopted the beloved presenter s famous voice he uses to narrate his nature documentaries, to give feedback to one act during auditions.
Britain s Got Talent viewers questioned judges Amanda Holden and Alesha Dixon s trip to invite a young dancer to audition for the show during Sunday s episode.
Britain s Got Talent are at risk of a fix row over a contestant who is set to wow the judges on Sunday s show - but she has already been in the franchise twice before.