She borrowed (and never returned) your favorite blouse, took your side during fights with your parents, offered a shoulder to cry on during your first break up—you name it, she’s been with you ...

And while you might not see your sister as often as you'd like, her birthday is the perfect opportunity to express just how much she means to you. These heartfelt birthday wishes for sisters ...

The Your Place or Mine star shared a sweet birthday message to her Morning Show costar on her 54th birthday Saturday. "Happy Birthday @jenniferaniston! What a gift to get to work with my big sis ...