Chris snagged a beer, opened it, and took a swig as he joined Peter on the deck. "I think that one depends on which rubs you're talking about," he said. "And on whether or not over the top is what you're actually going for."
Which he very well knew it wasn't, but he was absolutely leaning into the annoying sibling side of things. He was surprisingly good at it, though it shouldn't have been all that much of a surprise.
And yes, he was very much still amused by the fact that he and Peter got along more than well enough for that.