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