Louis Walsh is one of the most famous and successful managers in pop music today. He's also the mastermind behind some of the country's best loved pop acts. As a judge on the X Factor, he caused controversy on a weekly basis, constantly sparing with his arch rival, Simon Cowell. Along the way Boyzone, Ronan Keating and Westlife have all basked in the glow of his Midas touch. And with a staggering twenty-eight number one hits under his belt, he's now regarded as one of the most powerful pop managers in the world. But what really makes him tick?

This one-hour special reveals the rise and rise of Louis Walsh, with intimate access to some of the celebrity world's biggest names. Simon Cowell reveals what really happened when Louis was sacked from the X Factor. How he threatened to walk away from one of the biggest bands in pop chart history. The true story behind the split between Louis and his famous protégé Ronan Keating. And how after masterminding Boyzone's comeback, he coped with the tragic news of Stephen Gately's death.