Sibling Rivalry Observer Gifts

Looking for a gift that captures the quirky dynamics of sibling rivalry? Our collection offers playful and humorous items perfect for siblings who love poking fun at each other. Whether it’s for a birthday, a quirky keepsake, or just because, these gifts are designed to celebrate the amusing chaos of sibling relationships with a touch of wit and charm.

All Products Prints T-Shirts Mugs Pillows

'Does this mean I have to share my pocket money?'

'Does this mean I have to share my pocket money?' mockup

'Does this mean I have to share my pocket money?'

from $19.00

"And I thought I was irreplaceable." mockup

"And I thought I was irreplaceable."

from $19.00

'You'd think you guys never saw a baby before!'

'You'd think you guys never saw a baby before!' mockup

'You'd think you guys never saw a baby before!'

from $19.00

"Dad, Gracie keeps throwing a soccer ball at me!"

"Dad, Gracie keeps throwing a soccer ball at me!" mockup

"Dad, Gracie keeps throwing a soccer ball at me!"

from $19.00

'I am so proud: My kids are finally fighting all the time!'

'I am so proud: My kids are finally fighting all the time!' mockup

'I am so proud: My kids are finally fighting all the time!'

from $19.00

Polygamists' Picnic

from $19.00

"He's my smart-aleck twin."

from $19.00

"I'm an oldest child trapped in the body of a middle child."

"I'm an oldest child trapped in the body of a middle child." mockup

"I'm an oldest child trapped in the body of a middle child."

from $19.00

"Good work Tim, you snatch it all: none of this sharing with your brother nonsense..."

"Good work Tim, you snatch it all: none of this sharing with your brother nonsense..." mockup

"Good work Tim, you snatch it all: none of this sharing with your brother nonsense..."

from $19.00

"At home there's a fish, a cat, a dog, me, and a big sister."

"At home there's a fish, a cat, a dog, me, and a big sister." mockup

"At home there's a fish, a cat, a dog, me, and a big sister."

from $19.00

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

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

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

from $19.00

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

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

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

from $19.00

The noise from the basement was probably nothing – but if it was, she was a sacrifice her older brothers were willing to make.

The noise from the basement was probably nothing – but if it was, she was a sacrifice her older brothers were willing to make. mockup

The noise from the basement was probably nothing – but if it was, she was a sacrifice her older brothers were willing to make.

from $19.00

Help!I am being forced to eat vegetables

Help!I am being forced to eat vegetables mockup

Help!I am being forced to eat vegetables

from $19.00

"Act your birth order!"

from $19.00

LEMONADE 50 CENTS, 'Sorry, cash only -- we don't accept little brothers.'

LEMONADE 50 CENTS, 'Sorry, cash only -- we don't accept little brothers.' mockup

LEMONADE 50 CENTS, 'Sorry, cash only -- we don't accept little brothers.'

from $19.00

'Mum, she pulled my mane!'

from $19.00

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

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

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

from $19.00

'At first I wanted a brother, but I've changed my mind... I want a puppy now.'

'At first I wanted a brother, but I've changed my mind... I want a puppy now.' mockup

'At first I wanted a brother, but I've changed my mind... I want a puppy now.'

from $19.00

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

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

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

from $19.00

'MOM! -- Samantha called me names in her diary!'

'MOM! -- Samantha called me names in her diary!' mockup

'MOM! -- Samantha called me names in her diary!'

from $19.00

'How do you expect them to treat you in a mature way with that thing in your mouth?'

'How do you expect them to treat you in a mature way with that thing in your mouth?' mockup

'How do you expect them to treat you in a mature way with that thing in your mouth?'

from $19.00

"Meet your new baby brother! We decided to upgrade."

"Meet your new baby brother! We decided to upgrade." mockup

"Meet your new baby brother! We decided to upgrade."

from $19.00

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

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

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

from $19.00

"If you have one child you are a parent but if you have two, you are a referee!"

"If you have one child you are a parent but if you have two, you are a referee!" mockup

"If you have one child you are a parent but if you have two, you are a referee!"

from $19.00

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

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

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

from $19.00

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

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

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

from $19.00

'Stop crying or Mom will think we're not having fun!'

'Stop crying or Mom will think we're not having fun!' mockup

'Stop crying or Mom will think we're not having fun!'

from $19.00

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

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

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

from $19.00

"Mom always liked you best."

from $19.00

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

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

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

from $19.00

Brother and sister at the dentist mockup

Brother and sister at the dentist

from $19.00

Mom! Billy's censoring me!

from $19.00

"I was raised as an only child, which really annoyed all my brothers and sisters."

"I was raised as an only child, which really annoyed all my brothers and sisters." mockup

"I was raised as an only child, which really annoyed all my brothers and sisters."

from $19.00

Sibling Rivalry Observer Gifts Collection

Sibling Rivalry Observer Mugs

Explore our collection of mugs that humorously celebrate sibling rivalry—perfect for brightening your mornings and teasing your sibling.

Sibling Rivalry Observer Pillows

Find pillows that bring humor and comfort into your home, perfect for siblings who love to tease and celebrate each other.

Sibling Rivalry Observer Prints

Decorate your space with prints that capture the fun and chaos of sibling rivalry—an entertaining addition to any room.

Sibling Rivalry Observer T-Shirts

Discover witty t-shirts that highlight your sibling rivalry with style and humor—great for casual wear and special sibling occasions.