“Hello, everyone,” he says cheerfully. “I don’t think I’ve met all of you. Just got here this morning and now I’m on my way back again!” “Who are you?” Tony says. The new guy looks crestfallen. “Greg Ritchie,” he says. Then, when no one seems to react, he jogs their memory. “President of the United States.” “Oh! Sorry. Nice to meet you, Mr. President,”