Kourtney said her younger sister will answer her texts "the quickest" of the family and always "be there when I call her" ...

The sibling relationship is often placed on a pedestal. Sharing a childhood and a family of origin with another person ...

Fortunata died of tetanus when she was just 12, and Donatella was born three years after her elder sister died ... and called her "my little princess." Because Allegra was so young when she ...

Jennifer Garner shared a throwback photo of her and her sisters for National Siblings Day, while thanking her mom Patricia ...

Kevin never forgot how his big sister, Jessica, comforted him when they got lost during a trip to Disney World as kids. Years later, with a mic in hand at her wedding in Napa, California, he returned ...

It's National Siblings Day! Let's look at eight set of sisters that have made their mark in the entertainment world.

SZA recently made a special appearance on Sesame Street, where she joined Elmo, Abby Cadabby, and Gabrielle for a ...