Back in 2005, the fashion world was flipped on its head by a pair of classic blue jeans, and to be honest, we’ve never quite recovered. Sported by four of Hollywood’s heavyweights, America Ferrera, Amber Tamblyn, Blake Lively and Alexis Bledel, The Sisterhood of the Travelling Pants is a coming-of-age story about friendship, love and heartache that shaped the lives …