"That was really hard. I couldn't tell my wife. I couldn't tell anyone," says McKidd, who directed this week's episode. "But I'm glad it came off because I think it gave -- we've all been through so much with COVID, it was like a huge Christmas gift to the fans. And I think it was worth all the effort." McKidd says it was great catching up with Dempsey. "I was like, 'Wow, I can't believe this, that we're getting an opportunity to do this, you know?'" he says. "And I gotta say, those days down by the beach were very... it was almost like being at summer camp. It was this really nostalgic, warm feeling. It felt very cathartic and healing, and we all got to reminisce about all those years that we worked together. It was really, truly lovely."