Gareth Gates is among the stars who have paid tribute to Darius Campbell Danesh following the shocking news that he has died at the age of 41.

MORE: Pop Idol star Darius Campbell Danesh dies aged 41

Sharing a sweet baby-faced throwback photo of the pair from their Pop Idol days on Instagram, Gareth wrote: "I can't quite believe the news of my dear friend Darius passing. I'm heartbroken. Darius took me under his wing during our time in Pop Idol, like a big brother; always looking out for me and for that I thank you my friend."