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Sister-in-Law · Family House
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Funny Birthday Ecard · No. 2728
“Happy birthday to my sister-in-law.”
For your Sister-in-Law: Married in, or born in. Either way, she sees everything.
The front reads “To my Sister-in-Law, on your birthday: Happy birthday to my sister-in-law.” The punchline is inside: click the card to open it. Your recipient opens it the same way, with your own note right underneath.
$2.99 a card · 5-card pack $11.99 · Unlimited for a year $24.99
Personalize & send- Add their name and your note.
- Send it now or schedule it, by email or text.
- They click to open it and get your message.
More funny birthday cards
Dad · BirthdaysHappy birthday, Dad.
Mom · BirthdaysHappy birthday, Mom.
Brother · BirthdaysHappy birthday to my brother.
Sister · BirthdaysHappy birthday to my sister.
Aunt · BirthdaysHappy birthday to my favorite aunt.
Uncle · BirthdaysHappy birthday to my favorite uncle.
Niece · BirthdaysHappy birthday to my niece.
Nephew · BirthdaysHappy birthday to my nephew.More cards for your Sister-in-Law
Sister-in-Law · Thinking of YouThinking of you, sister-in-law.
Sister-in-Law · AnniversaryHappy anniversary to my sister-in-law.
Sister-in-Law · New BabyCongratulations on the baby, sister-in-law.
Sister-in-Law · GraduationCongratulations, graduate.
Sister-in-Law · PromotionCongratulations on the promotion, sister-in-law.
Sister-in-Law · CongratulationsCongratulations, sister-in-law.
Sister-in-Law · RetirementHappy retirement, sister-in-law.
Sister-in-Law · Thank YouThank you, sister-in-law.