Berry, 52, appeared and asked "The Chi" star, "Baby, what can I do for you?"
"I need some inspiration. Like that Oscars speech you gave, that got me hyped," Waithe replied. "I need you to give me some of that Halle Berry juice."
The "John Wick: Chapter 3 — Parabellum" star obliged.
"Lena, you know I know you, right? We've worked together. So I know that you are a force of nature," Berry gushed. "You are a beautiful African American queen ... Lena, tonight you are a writer, an actor, a producer and tonight you are a late-night comedian. You about to slay this show! "And you are already winning, girl, because you are dressed way better than Jimmy ever was."
Waithe insisted that she was full of pep at that point, but Berry told her, "No, I think you need something else."
That something else was a big ole' kiss on the lips, after which Berry announced, "Now you're good!"