LOS ANGELES (AP) — Lin-Manuel Miranda owned Friday's Oscar rehearsals. He sang a tune from "La La Land," posed like John Travolta in "Saturday Night Fever," invoked a 1990s Billy Crystal Oscar monologue, and reprimanded his dad from the stage for having his cellphone light on. The creator of "Hamilton" joined Sting, Justin Timberlake and John Legend for a day of music rehearsals at Hollywood's Dolby Theatre Friday.Read more on NewsOK.com