Happy birthday, Madonna! The entertainer, who turns 56 today, is no stranger to the limelight. With more than 30 years in the industry, the Material Girl has conquered the film and music scenes with her headline-making shows and award-winning on-screen performances (she won a Best Actress Golden Globe for Evita in 1996). Want to relive Madonna’s standout moments? Click through our gallery to see her most iconic looks ever.