"And Doctor Song, you've got that face on again." The Doctor told him with a smirk. "What face?" He asked, quirking an eyebrow. "The 'she's hot when she's clever' face." The explained with a massive grin. River look confused. "But this is my normal face." He said. "Yes, it is." The Doctor said with obvious laughter lacing her voice. River's eyes lit up with amusement. "Oh, shut up!" He chuckled with an eye roll. "But, it is true..." He whispered in her ear before walking off to keep an eye on Amy.