In the final part of her interview, Lady Gaga shares some personal details about her friend who calls her "Lady," the legendary Tony Bennett. Watch the two old friends perform together in "One Last Time: An Evening with Tony Bennett and Lady Gaga," which airs this Sunday at 8pm on CBS and streams live at the same time on Paramount+. #Colbert #TonyBennett #LadyGaga

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The Late Show with Stephen Colbert is the premier late night talk show on CBS, airing at 11:35pm EST, streaming online via Paramount+, and delivered to the International Space Station on a USB drive taped to a weather balloon. Every night, viewers can expect: Comedy, humor, funny moments, witty interviews, celebrities, famous people, movie stars, bits, humorous celebrities doing bits, funny celebs, big group photos of every star from Hollywood, even the reclusive ones, plus also jokes.