This week, P!nk is guest-hosting The Kelly Clarkson Show, and to kick things off, she took the stage to perform 'Hopeless War' from Broadway's The Outsiders alongside her daughter Willow Sage Hart.

For nearly 60 years, S.E. Hinton's landmark novel "The Outsiders" has been hitting readers close to the heart with a tale of rival street gangs packed with plenty of pathos, perception and poetry. In ...