Billy Crystal

In this Sunday Sitdown, legendary actor Billy Crystal joins Willie Geist to discuss his life in comedy, iconic movie roles and share the story behind, "I'll have what she's having," his memorable line from "When Harry Met Sally..." Some of the world's most famous celebrities, including Oprah Winfrey, the Kardashians, Tom Brady and Leonardo DiCaprio, descended on Venice, Italy, to attend the lavish nuptials of Amazon founder Jeff Bezos and Lauren Sánchez. Some locals hit the streets to demonstrate against the extravagance with fears that their city is being exploited. NBC's Molly Hunter reports in this week's Sunday Focus. The jury in Sean "Diddy" Combs' federal sex trafficking case begins deliberations Monday after a seven-week trial in Manhattan. Combs, who has denied the allegations against him, faces five criminal counts. NBC's Chloe Melas reports for Sunday TODAY. The California Academy of Sciences is leading an effort to bring back the Xerces blue butterfly, which went extinct around 1941 because of human development in San Francisco. Researchers are hoping to reintroduce silvery blue cousins to the ecosystem to act as crucial pollinators and restart the butterfly population. NBC's Gadi Schwartz reports in this week's Sunday Spotlight. An exchange between an attorney and a Colorado appeals court judge got awkward when the lawyer misspoke and called the judge "honey" instead of "your honor." NBC's Hallie Jacksons runs through the Highs and Lows of the week on Sunday TODAY, including a delivery driver who stopped for a quick cool-down in the middle of a heat wave, Jason Kelce donning a speedo at an Eagles Autism Foundation event and more!