Ron Howard, Henry Winkler, Marion Ross. Our exclusive "Happy Days" reunion.

We?re flashing back with our favorite memories with the beloved cast.

Then, Inside Taylor Swift?s battle with Scooter Braun and Big Machine.

Plus, Blake Shelton drops new "The Voice" secrets and Celine Dion drops new music.

We?re bringing the "Friday fun" as ET is broadcasting from Napa, California.