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