If you were to ask anyone who is the biggest One Direction fan the answer is unanimous: Niall Horan. Ever since the band's inception, it's been a well-known fact that Niall will forever and always been the heart and soul of the group. He just deeply cares about 1D and it means a lot to him that he's a part of the band who really took the world by story. Simon Cowell, the man who put the guys together when they competed of X Factor, even admitted in a new interview that there is no one better than Niall.
"Niall is the most loyal," he said. "We are expecting to announce something soon with him. I've always known he's loyal."
So not only does Simon think Niall is the most loyal guy around, but they have some exciting news about what's in store for the singer in this next chapter of his career. And through it all, he'll always have 1D in his heart.
Click through the gallery to see more proof that Niall is the biggest Directioner of all time!
When he posted this selfie from his closet, and you notice and there's a 1D poster on the back wall.