Time Heals All Wounds...So They Say (A Niall Horan FanFiction)

Rosie had known Niall James Horan since they were in diapers, they had grown up together with just a driveway in between. And had been inseparable since she could walk, when Niall makes it through on the X- Factor she couldn't be happier. She had always known he was a star, but then X- Factor ends and Niall doesn't call, he even ignores Rosie. He moved on and so did she. But what happens when Niall comes back 3 years later and wants to be friends again? Even worse what happens when a week later he leaves on the Take Me Home tour? Will their friendship be mended or will Niall's career get in the way again?