"Putting on the Ritz, sung by Ella Fitzgerald," Soldat answers readily, very politely not smiling at Rosinante's expression. Helps that it's time to duck and open the oven to get the roast beef out. They do not use an oven mitt, because metal arm-- sleeves rolled all the way up to the elbow, so they don't get singed-- and also poking the meat itself gives him an accurate temperature reading. Yep, it's done. "It's fun. I found a remake of it from later in my world's timeline, in Songbird, but I like her version better."