With hits like "Celebration," Jungle Boogie," and "Ladies's Night," the funk, pop and soul band Kool & the Gang has been making music for the last five decades. Robert "Kool" Bell, the band's co-founder and leader, joins CBS News correspondent Jericka Duncan to discuss Kool & the Gang's new single, "Pursuit of Happiness," and their upcoming album, "Perfect Union." Bell shares how the loss of his younger brother, and co-founder of band, Ronald Khalis Bayyan Bell has impacted him and the group. Plus, hear how Bell knew instantly that "Celebration" was going to be a hit.