He laughed then, really laughed, and grinned at her while she was blushing. "Oh, come on Red. You've heard worse, I'm sure."
Then, suddenly, she was shoving Barney toward the door. "Hey, hey! I can take a hint." He sniffed in exaggeration. Then he turned around and kissed her. Nice and long before pulling away. And then Barney was ready to go.