A royal rift? The icy reunion with Harry, Meghan, William and Kate. Let it go again? Kristen Bell is breaking big

"Frozen" news only to ET! Kevin Hart's first appearance since the crash that nearly killed him. Plus, a popular judge just forced off "The Voice?" We've got the details. And, Chrissy Tiegen responds to John Legend's "Christmas" lyric change controversy. Then, when we first met our special guest co-host, Hilary Duff.