Curious Caveman Enthusiasts T-Shirts

Caveman who has just invented the wheel is amazed to see a paper airplane demonstrating the principle of flight.

As the world emerges from the last ice age Ug & Og discuss a historic agreement to reduce CO2 emissions from woolly mammoth barbecues.

OOG & SONS HUNTING & GATHERING

6,000 BC: Neolithic Barbecue

'You know, until we learned to walk upright, I never realized how short you are.'

"My dad can't talk yet, but he's learned to wave bye-bye."

"I'll carve the wheels, you'll sell them, and Oog, here, can be customer service."

'You have her home by midnight, now!'

Stoneage business ethics: 'But, hey, this 'ethics' stuff isn't carved in stone!'

'Quit fooling around, Gog. Do the assignment.'

Caveman invents an armchair and his dog sits in it.

"Don't bother gathering carbs for me, I'm on the Paleo diet."

Used wheels

"When I grow up, I want to be a scientists like Uncle Grog."

'He's majoring in cave hydrology with, obviously, the ultimate aim of being a caveman like his Dad.'

'Walk upright?. . . But what about banana peels?'

'I'm afraid this is going to lead to regulation of my invention.'

'My axe is all dull! -- Have you been using it to shave your legs again?'

Grok's Thought Stopping.

50,000 BC: The First Engagement Ring.

"Too much club."

"Frankly, dear, I think you've been on this paleo diet much too long!"

'Daddy's busy - Go draw on the wall.'

"I call it angle-poise"

Cafe: 'Soup of the day, Hon, is 'primordial'.'

Prehistoric son going "Baroooom...Barooom!" on dad's stone wheel

'Hey! -- what have you done with my invention?'

"You spoil that Hamster."

'Congratulations, you're now man and wife. You may club the bride. '

Cavemen. Wheel being burnt with fire.

"Gorg, you've got to let yourself evolve!"

"I love it!"

'I'm calling my invention 'IPO'.'