In this week's Sunday Sitdown, actor Catherine O'Hara joins Willie Geist for a conversation about her new movie "Argyle," the wild popularity of her eccentric character in "Schitt's Creek," the legacy of "Home Alone" and her early comedy days with future hall-of-famers. The kickoff for Super Bowl LVIII, the first ever in Las Vegas, is just hours away where Kansas City Chiefs will take on the San Francisco 49ers in a game that could break viewership records because of the demographic that's been tuning in to watch Taylor Swift. NBC's Kaylee Hartung reports for Sunday TODAY. King Charles III spoke out for the first time since his cancer diagnosis, thanking the British public for its support. For the first time ever, the Super Bowl is in Las Vegas and it's all thanks to a state-of-the-art arena that cost taxpayers a pretty penny. Local communities are told stadiums will bring jobs and boost income levels, but economists say many stadium investments have not paid off for their cities. NBC's David Noriega reports in this week's Sunday Focus. Aston "Family Man" Barrett, the legendary and longtime bassist of Bob Marley and the Wailers who helped spread reggae music around the world, has died at 77. Sunday TODAY's Willie Geist remembers a life well lived.