Styles: 1D lads 'still growing up'

Harry Styles has said he and his One Direction bandmates are still growing up.

The 20-year-old heartthrob claims that despite being in the world's most popular boy band, he, Niall Horan, Zayn Malik, Louis Tomlinson and Liam Payne are still learning how to be men and get self-conscious on occasion.