He rose to prominence as the frontman and lead singer of the 1960s pop band, Gary Lewis & the Playboys.
He was raised alongside his siblings, Danielle Sarah, Christopher Joseph, Joseph, Scott, Ronald and Anthony Lewis.
His hit song, "This Diamond Ring," rose to #1 on the Billboard Hot 100 chart in 1965.
He married Donna Grow in 2003 after divorcing Sara Jane Suzara in 1970.
His father was comedian and singer Jerry Lewis.