"Hey Deanie" is a popular song by Shaun Cassidy

Shaun Cassidy

Shaun Paul Cassidy is an American actor, singer, writer, and producer. He is the eldest son of Academy Award winning actress Shirley Jones, and the second son of Tony award-winning actor Jack Cassidy...

 that was released the last week of November, 1977 from his album, Born Late

Born Late (album)

Born Late was the second studio album released by pop singer, Shaun Cassidy. The album was released in 1977 following the success of Cassidy's self-titled debut album....

. It was his third and final top 10 hit, peaked at number seven on the Billboard Hot 100

Billboard Hot 100

The Billboard Hot 100 is the United States music industry standard singles popularity chart issued weekly by Billboard magazine. Chart rankings are based on radio play and sales; the tracking-week for sales begins on Monday and ends on Sunday, while the radio play tracking-week runs from Wednesday...

, spending four months on the chart from late 1977 to early 1978. As with Cassidy's prior singles, this song also became a gold record.

The song was written by Eric Carmen

Eric Carmen

Eric Howard Carmen is an American singer, songwriter, guitarist and keyboardist.He scored numerous hit songs across the 1970s and 1980s, first as a member of the Raspberries , and then with his solo career, including hits such as "All By Myself", "Never Gonna Fall in Love Again", "She Did It",...

, who would later record the song himself for his 1978 album, Change of Heart. "Hey Deanie" was the second hit written by Carmen for Cassidy, the first being "That's Rock 'n' Roll" from Cassidy's previous album. Both songs charted concurrently with Carmen's own hit, "She Did It

She did it

"She Did It" is a hit single written and performed by Eric Carmen, released in August 1977. It was the first and greatest hit on Carmen's second solo LP, Boats Against the Current. It reached number 23 on the Billboard Hot 100 chart, and number 15 on the Cashbox chart...

".

Carmen wrote the song after seeing the film, Splendor in the Grass

Splendor in the Grass

Splendor in the Grass is a 1961 romantic drama film that tells a story of sexual repression, love, heartbreak, and manic-depression, which the character Deanie suffers from...

, starring Natalie Wood

Natalie Wood

Natalie Wood, born Natalia Nikolaevna Zacharenko was an American film and television actress. After first working in films as a child, Wood became a successful Hollywood star as a young adult, receiving three Academy Award nominations before she was 25 years old.Wood began acting in movies at the...

as "Deanie" and Warren Beatty as her lover.