Missing without a trace. The sudden disappearance of Savannah Guthrie’s mom. The latest in the search for the 84-year old Nancy Guthrie as authorities fear for the worst. Then, ET the only show backstage for music’s biggest night. Bad Bunny’s emotional win. How host Trevor Noah tricked him into performing. Plus, why Cher’s Lifetime achievement award came with major confusion. Then, Kelsea Ballerini on her rekindled romance with Chase Stokes. Plus, Bieber in his boxers as Chappel Roan forgets her shirt. All the Grammy style secrets revealed. And, the tearjerking Grammy tributes. From Ozzy Osbourne, to Roberta Falck, to Reba’s emotional performance for her stepson, Kelly Clarkson’s ex Brandon Blackstock. Then, Pharrell’s music comeback with his two brothers. Plus, inside the star-studded tribute to Mariah Carey.