Sibling Prankster T-Shirts

'Oh, no! The monster under my bed is my brother!'

"I'm wearing new cologne. I hope Smiley is able to control herself around me today."

"It's magically delicious...especially when you sprinkle...Halloween candy on it!"

'Number two. That's the art that offended me.'

PET THEORIES

Bathroom Fairy

"No! I am your father!" "Noooooo!"

Kid about scratched up car to dad: 'I made a mistake washing the car with a brillo pad.'

Wait – is that your dad? Tunnel of Love.

It's my biggest project - a database of all my sister's boyfriends.

'Don't write on that wall with crayons! It'll show up better on that wall over there.'

Great job on the color! Thanks. It looks totally natural. Hi, Twig! Hey. Success! She didn't notice. "Mom dyed her hair with Gatorade."

"I have to say, sleeping in a coffin is way better since I got the box spring."

'No honey, you can't sell him on ebay.'

C'mon boy, speak! Speak!

It is always something whenever Grandmother watches little Louis.

"You want me to explain how there were two doughnuts in the larder and now there is only one? Easy, it was too dark in there to see the second one."

"And here's one I made up called 'Mama's Last Nerve.'"

'Enjoy it while you can, kid...one day you wake up and you're five!'

Look out, you're sitting on a worm!

The Andrews brothers had an ongoing competition of seeing who could donate a pint of blood the fastest.

'I'm not looking for treasure. I'm trying to find where I buried Dad.'

"We should get a lot of money from the tooth fairy. I set out grandpa's false teeth!"

'This is Kevin O'Shea, my big sister's answering service.'

High school sophomore Kyle Rimnard tests his theory that cafeteria meatloaf cures acne.

'I've only just learned to read, and I'm already on page twelve of my sister's diary.'

'If you find any loose ones, I have dibs on them for the tooth fairy.'

"I did my homework, but my little brother took it to his 'show and tell'."

How to avoid a heart attack.

'No hair or teeth, can't walk or talk -- he's kind of a starter kit.'

'Today, dad has cooked and we're well prepared!'

'I fixed the dent in the bumper.'

"Doing chores is very stimulating. I'm always thinking of ways to avoid them."

'No, she can not come out to play again.'

"Look, Tia Carmen, my moustache is growing in!"