Sibling Teasing T-Shirts

Look out, you're sitting on a worm!

Likes: $2.

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

"He'll never grow out of it. It's made of rubber."

Bathroom Fairy

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

'I'm concerned that the children may be playing too rough.'

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

"We tried to play nicely, but frankly it's not as much fun as tormenting each other."

Teen's Comet

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

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

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

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

"Now now, what have I told you about using your zombie knife at the dinner table..."

Chippunks

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

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

"You can't live in our basement. Your brother beat you to it."

'I suppose this puts my new bike on the back burner?'

'Silly Billy - who told you that you could eat a cake of soap?'

"How many times do I have to tell you to quit going through your little brother!"

"If you need me, I'll be in my room watching YouTube videos, texting, Skyping and blowing off my homework."

The breakfast of teens.

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

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

'Take it from someone with experience. . . you can't go throwing tantrums until you've at least tossed a few.'

'Mom! - Jeffrey just said a DADDY word!!'

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

"I don't understand why kids' pants have so many pockets."