This year?s Oscar telecast will have some big Grammy Award winners performing. Sting, Justin Timberlake, John Legend and Lin-Manuel Miranda are all slated to perform their tunes nominated for Best Original Song. Timberlake will perform ?Can?t Stop The Feeling? from the movie ?Trolls." Miranda will get together with Auli?i Cravalho to perform the Oscar-nominated song ?How Far I?ll Go? from ?Moana.