Susan Kay Quatro, born June 3, 1950, is an American singer, bass guitarist, songwriter, and actress best known for her energetic 1970s rock hits. She rose to fame in Europe and Australia with songs like Can the Can and Devil Gate Drive, both of which reached number one in several countries. Alongside a successful solo career with numerous high-charting singles such as 48 Crash and The Wild One, she became widely recognized for her role as Leather Tuscadero on the TV show Happy Days. Quatro's duet Stumblin' In with Chris Norman became her biggest US hit, peaking at number four on the charts. Over her career, she has released multiple albums, sold more than 50 million records worldwide, and received several international awards. Quatro continues to perform, record new music including recent projects with her son Richard Tuckey, and remains active in broadcasting.