Amber Tamblyn, Blake Lively Reunite to Support ‘Sisterhood of the Traveling Pants’ Costar America Ferrera

Amber Tamblyn and Blake Lively, who starred together in Sisterhood of the Traveling Pants, were reunited Monday to support and watch costar America Ferrera’s debut on Superstore. Blake Lively later posted a pic of the twosome for fans on Instagram,…