The call doesn't register to him right away, not until it dawns on him he's likely the odd man out—the one nearly having a panic attack after suddenly appearing in the middle of a room. When he does look over to the woman who called out to him, he tries to give a smile as he holds a trembling hand up.

"I've—" A small, nervous laugh tumbles out of George. "I've had enough of sitting, actually, thank you."

On the other hand, he looks like he's about to keel over.