Joey appeared with Richard Burton and Raquel Welch in the 1972 clunker Bluebeard.
During happier times, Joey and her husband, Lance Rentzel, made an appearance together on the Mike Douglas Show.
Joey did several commercials for RC Cola in the 70's.
Joey never felt comfortable around all the other Dallas Cowboy wives when she was married to Lance Rentzel.
Joey made frequent guest appearances on the Dean Martin Show in the 60's and 70's.
At her father's funeral in 1997, Joey reportedly began behaving erratically and had to be escorted from the premises by her very own family members.
Joey appeared on the cover of Playboy in April 1997.
Joey was parodied on SCTV by Catherine O'Hara playing a character called Lola Heatherton.
Joey was once convicted of assaulting a clerk at a passport office.
Joey developed a substance abuse problem in the 1970's.
Joey's last appearance on-screen was in the 1990 John Waters film Cry-Baby.
Barry Williams, better known as Greg Brady, said he developed a crush on Joey when they guest-starred together on an episode of It Takes a Thief.
Joey starred with her father in a short-lived variety series in 1975 called Joey and Dad.
In 1981, Joey had a cameo as herself in an episode of Laverne and Shirley entitled Night at the Awards.
Joey's life and career were once the subject of an episode of E! True Hollywood Story.
Joey's measurements are 34-20-32 according to Celebrity Sleuth magazine.
Joey's brother, Dick, was a prominent radio DJ in New York during the 70's and 80's.
Joey once appeared as the Mystery Guest on an episode of What's My Line? Long time panelist Dorothy Kilgallen was found dead in her apartment later that night after the show had aired live.
Joey's marriage to Dallas Cowboys WR Lance Rentzel came to an end shortly after he was arrested for exposing himself to a young girl on a Dallas playground.
Joey was married to pro football player Lance Rentzel from 1969 to 1972.
Joey co-starred with Bette Davis and Susan Hayward in the 1964 film Where Love Has Gone.
Joey was the spokeswoman for Serta mattresses in the 70's.
During the 60's, Joey accompanied Bob Hope on several of his USO tours of Vietnam.
A stint on the Perry Como Show was where Joey first got noticed.
Joey's first show biz job was as one of the children in the original stage version of The Sound of Music.
Joey's father, Ray Heatherton, was a stage, radio, and TV song and dance man.
Joey is 5 feet, 5 inches tall.
Joey: I am not a sexpot.