If you are looking for funny birthday wishes for sister, then you are at the right place. Here we have collected one of the best funny birthday wishes for younger sister. You can write these funny birthday messages on greeting cards and give them to your sister as birthday gift.
We have also collected funny birthday wishes for younger sister on Facebook; take a look below for more messages.
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Funny Birthday Wishes for Younger Sister
Happy Birthday to not only the sassiest but the coolest, and craziest most adorable little sister in the world!
No one has quite a little sister like you. You are not only crazy but funny at the same time. Happy Birthday.
Happy Birthday to the most competitive person I came across in my life. I don’t know though, why could you never accept my win against you…..
Happy Birthday little Sis. No matter how much you’ve grown or matured, you will always be the silly Lil sister to me.
I look at people growing apart as they grow up. Then I always feel fortunate to come home to a lethally annoying sibling, you. Happy Birthday, kiddo.
Let’s not forget all those holidays spent together, …and all the lazy days we’ve had in each other’s company. Happy Birthday, I can’t wait for what’s ahead of us!
Although we’re usually laughing at each other, I’ll always be laughing beside you. Take a deep breath and keep slaying! Happy Birthday, Sis.
I could write a million songs about your grace and elegance – but mother always taught us not to lie.
Do you know why you are my favorite sister? Because you are dumb and you don’t even know it. Happy Birthday my dear!
To the sibling, I am least embarrassed to be related to! Or am I? Happy Birthday to the coolest sister anyone could ever ask for!
Happy birthday to you! You look like a Chimpanzee, and you belong in a zoo! There you go, little sister. I hope your birthday is absolutely bananas!
Out of all of siblings, life has blessed me with you’re my favorite because only you can see the humor in receiving an empty box as a gift.
Happy Birthday, Sister. As a kid, you were a lioness. But with the rising age, you’re becoming a lazy cat.
Enjoy your birthday this year to the fullest because who knows, after a few years, you might feel ashamed of your true age. Happy Birthday!
I hope you always stay the funny and cheeky little girl I know and love, and who growing up with was a total blast! Happy birthday to you today!
Even though you will always be a little monkey to me, you have grown up, happy birthday Lil sister
Everyone grows old but not everyone can grow wise. Please don’t be sad, my friend. Not everyone needs wisdom too. Happy Birthday!
Sister, at times you could be the thorn in my side, the worm in my apple, and the pimple on my chin…but through thick and thin you will always be my sister! Happy Birthday to someone silly, spontaneous, beautiful, and witty! I love you to the moon and back!
You’re finally 21! Now you can legally do all those things that you’ve been doing since you were 16! Happy birthday!
Happy birthday from one wise elder sister to her younger and more beautiful baby sister!
You’re not actually old… I guess. You’re one of my favorite humans & you’re beautiful! I hope your day is fantastic.
There’s nothing quite as precious as the bond between siblings. I love you and hope you’ll have a perfect birthday.
The most heartfelt wishes to my incredible sister! You mean so much to me, cutie, I wish you all the happiness in the world!
I was trying to think of something funny or witty for your birthday message this year, but all I could think of were silly jokes and cliche anecdotes. I guess you got the gift of being both the younger ones and the funny one, sis!
Happy Birthday little sister, I may have always been the smart one, but you have always been a great sidekick.
Happy Birthday to a great sister, a wonderful friend, and an all-around amazing person!
You say you are a mind reader but can’t you read your own mind where it is written ‘dumb’! Wishing you happy birthday sister!
It is your birthday today and I have to waste so much amount of money on you. Can’t you settle in some chocolates? Wishing happy birthday sister!
I wish may you soon get married provided your husband celebrate your birthday every day! Wishing you happy birthday sister!
Nothing is impossible in this life except only you. Such a nonsense you are! I don’t know how I am tolerating you. Yet wishing you happy birthday sister!
Funny Happy Birthday Little Sister
Such a nice sister you are, that when you need anything, you start buttering. That is why it is a butter cake on your birthday. Happy birthday sister!
My sister is the best and most special sister… because we’re the same size and so I have double the wardrobe! Have a lovely birthday, Sis!
Many times in my lifetime I’ve found myself wishing you weren’t my sister. But on today, I send you the sweetest of birthday wishes. Enjoy your day!
I used to think that you were just born bossy, then I realized you were just born first- so I guess you’re off the hook since you were just being a big sister. Happy birthday to the bossiest best sister.
I could write a million songs about your grace and elegance – but mother always taught us not to lie.
I had a real funny joke about you prepared for this special occasion, but then I realized I didn’t want people to see me get my ass kicked by a girl.
On your special day, I want to confess that I could never find a better crime partner than you. All of my cray ideas are implemented successfully just because of you. I’m so lucky to have a cute little baby sister
Be thankful that I remember your day. You owe me a tribute for remembering this mishap of your birth. Happiest birthday to the youngest and spoiled member of house
Thank you for being my support system and the best crime partner. I could never imagine of having someone else as my best friend. You’re the cause of my smile, sister
At times, things might get difficult between us but eventually it all turns out fabulous as we have a strong bonding and the same mental disorder
Since I’m not left with any option besides of accepting a creature like you as my sister, let’s make it considerable. Happy Birthday to the prettiest alien
Do you know, you are the luckiest person in the world, sis? Wondering why and how? Just because you have ME. I know, I‘m cool. Wish you to be the same. !
I guess you’re probably expecting a joke about your old age or something along those lines, but… nah… I won’t say anything about that strand of gray hair I see above your right ear! Happy Birthday to my oldest sister!
Happy birthday, Sis, I hope you can wear those diapers yourself now because I am not helping.
No matter how serious life gets, you’ve got to have that one person you can be completely stupid with. So glad I’ve got you sis! Have a brilliant birthday!
Happy birthday, sis! I love everything about you, no matter whether you’re with makeup or not because those panda’s eyes are right for you. You look sweet. Congratulations!
This year I decided to get you the type of gifts any beautiful young woman could use – a taser, pepper spray, and pocket knife.
Today’s the day mom found you in a dustbin. You’ve grown up, but the smell just won’t go away. Happy Birthday to mom’s second favorite child.
How incomplete would one earring look when worn without the other? That is how I would look without you. Happy birthday.
Today, I’m wishing a very happy birthday to my almighty younger sister! She might be little, but don’t let that fool you… she can certainly make her presence known when she wants to! She’ll never go unnoticed, that’s for sure!
Happy Birthday, sister! You better go check if you grew! I’m so glad the aliens sent you to earth all those years ago to be my sister. I hope you have a fun birthday! We love you!
Funny Birthday Wishes for Younger Sister on Facebook
Happy birthday, dear sister! You make everything feel at ease. I always wish that all your dreams come true. Enjoy your day to the fullest!
Happy birthday, sis! You are the one to run to whenever anything is happening to me! You will always be my secret keeper! You are my one in a million!
Dear sister, this year you’ll be adding one more candle to your birthday cake. And it just makes me happy. It reminds me of how much you have grown as an individual.
My lovely sister, thank you for always being there for me. On your special day, I want you to know that I love you a lot and truly hope you shine bright like the diamond that I know you are.
When I was little, I would get fascinated by cute teddy bears. But then my mum brought in something even cuter. It was you. Happy birthday to my cute little sister!
Happy birthday to the replica version of my mother. I can’t believe how proud I’m that you’re growing up to be a great personality like mum.
Happy Birthday to you, dear sister! You have always been my biggest supporter, and I cannot thank you enough for always having my back. Have a great day!
Happy Birthday, Sis! No matter how much we bicker at each other, I cannot imagine passing a day without seeing your face! I love you!
Since the moment I took birth, I never got to feel alone because I already had my best friend with me. Happy Birthday to that best friend!
You have been my inspiration since day one and will remain so throughout life! Happy birthday! Have lots of fun today, dear sister-blister!
I hope this year you get blessed with earning a big fat account and your desired slim body! Happy birthday to the best sister ever.
Happy birthday, you’re awesome! Thank you for being the person I can run into whenever I am having some issue. I love you so much!
You’re quite different from me but you’re the closest to my heart. Thank you for being the only person who sees greatness in me! Happy birthday!
If there’s one person in this world who can see me through and know what’s wrong in my life without me saying a word, that’s you! Happy birthday sister!
May you be showered with countless good wishes and many beautiful gifts. I wish you a happy birthday sister from the deepest corner of my heart!
Today all I wish for you is that your life be showered with plentiful happiness and abundance of success and glory. Have an enjoyable time. Happy birthday!
You are undeniably the most important person in the family and undoubtedly my most favorite person. Happy birthday to my lovely sister!