Luke Perry hospitalized. What we're learning about the condition of the 52-year-old "Riverdale" and "90210" star after police responded to a call at his home. Plus, Lady Gaga finally sets the record straight on the Bradley Cooper romance rumors. And, why did Barbara Streisand refuse to introduce "A Star is Born" at the Oscars. Then, Oprah Winfrey's financial hit? The project that could lighten her wallet and the cost. And, join ET's "Good Works" as we follow Patricia Heaton and her special mission to change lives in Rwanda. Plus, a Grey's Anatomy Milestone! The special honor for one of television?s most beloved shows. Entertainment Begins and Ends with ET.