Did you see that video Meet YouTube Red?
“Meet YouTube Red (http://goo.gl/eiizvT)– a new membership designed to amplify the videos and music you love. Watch ad-free videos whenever you sign in to YouTube or a YouTube app. Save videos to enjoy when you’re offline. And keep your videos playing while using other apps or with your screen off. Your membership keeps supporting the people who make your favorite videos, even while watching ad-free.”