Alloy Entertainment is developing Sisterhood Everlasting to follow the two previous motion pictures based on The Sisterhood of the Traveling Pants novels from the New York Times best-selling author Ann Brashares, it was announced by Alloy President Leslie Morgenstein.Liz Garcia (The Lifeguard, Cold Case, Dawson's Creek) will adapt the novel and Ken Kwapis, who directed the original film in 2005, will return to helm once again.