Do you want to compare Songbird with Jack Flag? Discover the powers, weakness & weapons of Songbird and Jack Flag from Songbird Biography and Jack Flag Biography. Find out all about Songbird and Jack Flag.# Check out how is Songbird unique and distinct from Jack Flag. Discover their love interest, sidekicks, family tree and the movies and games list in which Songbird and Jack Flag have appeared. Find out everything about them here!