Wish your sister or sister-in-law a happy birthday with our list of 100 birthday messages for sisters. From sentimental to funny, choose one to write in a card.

Funny Birthday Wishes for Your Sister or Sister-in-Law. You may be the queen today but remember who wears the crown the other 364 days of the year! Happy birthday, sister.

Bella Hadid Wishes Sister Gigi a Happy Birthday: 'My Most Favorite Chilling Partner' "I am always with you in spirit and your #1 cheerleader 365 days a year.

A sister is not merely family; she is a best friend, confidante, and guiding star in our existence. Her birthday is the right time to voice our love, appreciation, and sincere wishes for her.

Celebrate your sibling's special day with these sweet, funny, and heartwarming birthday messages. These Birthday Wishes for Your Sister Will Either Make Her Laugh or Happy Cry Skip to main content ...

Whether she’s your older sister, a sister-in-law, or your bestie who’s like a sister, there’s a birthday wish here that’s sure to give her a mental hug. By Emily Goldman Published: Mar 13 ...

On Friday, Oct. 21, Khloé Kardashian praised Kim Kardashian's resilience in a birthday post for her older sister.

David Beckham and Victoria Beckham’s oldest son Brooklyn Peltz Beckham celebrated his baby sister’s birthday amid his ongoing feud with his parents.

“happy (1 day after) 20th birthday!!” she wrote. She added a cheeky nod to her sister's love life, quipping, “ysabel defeated teen pregnancy like a champ and aspyn hosted the most amazing ...