Prehistoric Jokesters T-Shirts

"Why T-Rexes do not play volleyball..."

They discover fire and we spend all day cooking!

'Hurry, wipe it off before Dad comes home!'

The first car accident.

'Some of those youngsters have come up with a terrific new idea - feathers.'

Children disturbing a heart rate reading.

"Frankly, I can't wait until I evolve into a bird..."

Early photobombing

"Ooh look Derek. A shooting star. Quick make a wish"

'I can't wait 'til hunting is googling and gathering is calling out for delivery.'

"Don't tell me we're eating Paleo again."

"Please! No harmonizing during ululations!"

"Admit it, we're lost."

"See, Og If mammoth foot ticklish, could me do this"

"While you were working on fire, I was working on my satellite. Once we figure out how to launch it into the heavens, other inventions will follow, like phones, GPS, weather predictions. . ."

'I've been a nervous rex all day.'

'Let's throw ball. Running game not working.'

'You realize, of course, there's a seven-day waiting period.'

'You know what they say...live fast, die young and leave a great fossil.'

"It's World Cup Soccer, Tia Carmen. The U.S. vs England."

"Can you stop complaining about historical inaccuracy and try to enjoy yourself for one minute?"

'AAAARGH!...Get it off! Whatever the hell it is...Get it off!'

'I've only come to get my nail back.'

Early on-line shopping

"Take that mammoth back. It's not 'wooly' enough."

'Look, Dad! -- I taught Shep to walk on his hind legs!'

"How the hell is that supposed to feed us?"

'I made your favorite for dinner — pterodactyl nuggets!'

Herding lava back to the fire pit.

'Hunting and gathering doesn't sound very interesting, so I have decided to become a consultant.'

"See? Look what happened to Ook! - I WARNED you about evolution."

The invention of the wheel and the axel.

Mook's regret after inventing fire.

"Your therapy will be a combination of drugs and clowns."

'You can't believe a word he says since he invented the subjunctive.'