Happy birthday to the sister who lets me cry on her shoulder and always makes me laugh. ... Thank you for being my twisted sister, my person, my partner-in-crime. Let's celebrate!

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.

Thankful birthday wishes for little sister. Happy birthday to the best sister I could ask for. I love you! ... Thank you for being my twisted sister, my person, my partner-in-crime.

Happy birthday, sister! “A sister is both your mirror and your opposite.” — Elizabeth Fishel. I’m forever grateful to find perfect reflections and complements in you — happy birthday!

Selena Gomez took to social media on Thursday (June 12) to wish her little sister, Gracie Elliot Teefey, a happy 12th ...