"We don't serve time-travelers here." A time-traveler walks into a bar.
"I already read this tomorrow."
"Man, I'm hungry. I haven't eaten since later this afternoon."
Time travels when you chuck a watch
"Please help me, Doctor, I keep seeing into the future!"
"Ah. And when did this start?"
"Next Tuesday afternoon."
Time flies like an arrow. Fruit flies like a banana.
What is another name for a time cop.
Of course proven false by Snopes.com. Everything the man is wearing and the camera he's holding were all available in 1941. So basically, he's a hipster from his own generation among this particular crowd.