Birthday Wishes for a Stepsister

• Happy birthday, stepsister! I hope you have a fantastic day.
• I’m so glad we’re family. I hope your birthday is as wonderful as you are.
• I’m so happy you were born! You make our family complete.
• You’re such a special person and I’m so lucky to be able to call you my stepsister.
• Wishing you a very happy birthday full of all the things you love!
• You’re such a kind and caring person, and I’m so proud to call you my stepsister.
• May your birthday be as wonderful as you are!
• I hope this birthday is one you’ll never forget.
• Have the best birthday ever, stepsister!
• Sending lots of love your way on your special day!