Access Extended: Justin Timberlake Talks Rihanna's 'Rehab'

Access Extended: Justin Timberlake Talks Rihanna's 'Rehab'

Justin Timberlake hits the red carpet at the Keep a Child Alive organization’s 5th annual Black Ball where he talks about his reasons for supporting the event and his collaboration with Rihanna on her new music video for “Rehab.”