Rock Lord Henry Mountcharles last night branded Harry Styles the modern-day David Bowie and predicted he will become one of the biggest stars of all time.
He regards him as the first real "crossover star" since Bowie and is confident his concert in Slane Castle next Saturday will be one of the best ever at the legendary venue.
The Slane owner said: "It was my choice to book Harry. I think he is phenomenal and he is still so young.