Cassidy, who is best-known for his role as Keith Partridge in the Partridge Family turns 66 on Tuesday, April 12.
Cassidy rose to stardom in 1970 thanks to the Partridge family, especially for the hit "I Think I Love You." He went on to record solo albums and enjoyed international musical acclaim well into the 1980s.
He returned to the Top 40 charts in 1990 with his single, "Lyin' to Myself."
Cassidy currently lives in Fort Lauderdale, Fla.
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