• Karate Kid Ralph Macchio, 64, looks incredibly youthful at New York premiere
• Happy Days '3 Amigos' reunite for incredible moment that leaves fans asking questions
• Shirley MacLaine, 91, soaks up the sun and enjoys cocktails on rare outing to beloved Malibu hangout
• Seth Meyers' daughter Adelaide, 4, charms viewers in adorable Late Night moment
• Efron family trauma that brothers Zac and Dylan REFUSE to ever speak about… and why friends feared it could trigger movie star into drug spiral