Rooster Hannigan is a fictional character from the musical and film Annie. He is the scheming and unscrupulous brother of Miss Hannigan, the orphanage matron. Rooster is known for his flashy personality and cunning nature, often trying to exploit situations for his own gain. In the story, Rooster teams up with his girlfriend, Lily St. Regis, to hatch a plan to swindle Annie out of her inheritance. His character embodies themes of greed and deception, contrasting sharply with Annie's optimism and resilience. Rooster's antics add tension and drama to the narrative.