Entertainment Tonight for Monday, October 13, 2025

A tribute to Diane Keaton, one of Hollywood’s most beloved stars. ET’s five decades with the Oscar winner on the sets of her most iconic films with stories from her co-stars and friends who knew her best. How Diane spent her 79 years exactly on her terms. Then, Katy Perry confirms her romance with politician Justin Trudeau is still very much on. We’ve got the steamy new photos. Plus, Mark Sanchez breaks his silence after being stabbed, then arrested. But why his ex is throwing shade. And, only ET’s got your first look at the new “Yellowstone” spin-off. Then, ET on the set of “The Voice” as team Reba adds Nick Jonas. Plus, Tichina Arnold and Tim Meadows spill the E-Tea. Why their return to TV tonight has them emotional and requesting something a little stronger. And, Morris Chestnut’s TV love triangle. Only we’re on the set of “Watson” ahead of tonight’s big premiere.