David Cassidy was an American singer, actor, and guitarist born in 1950. He rose to fame in the 1970s with his role as Keith Partridge in the television series The Partridge Family and went on to release numerous hit singles such as “I Think I Love You.” Cassidy pursued a successful solo career and continued acting in television, theater, and film productions. He struggled with alcoholism throughout his life and publicly shared his battle with dementia later in life. Cassidy passed away in 2017 at the age of 67, leaving behind a legacy as a beloved entertainer and heartthrob of his generation.