Click through the gallery to remember 11 reality stars who were gone too soon.
This weekend, news broke that Real Housewives of New Jersey star Johnny 'The Greek' Karagiorgis had passed away suddenly on Saturday of a heart attack. As fans of the franchise remember, Johnny was the owner of a hair salon frequented by cast members, and eventually came to blows in a bloody brawl that ended in a lawsuit in 2013.
In July 2015, LeAnn Edmonds Horton, the much-discussed ex-wife of Real Housewives of Orange County star Jim Edmonds, died following a heartbreaking battle with cancer. She was 45.
In June 2015, Lamar Odom
's best friend, Jamie Sangouthai
, who had been featured on both Keeping Up With The Kardashians
and Khloe & Lamar
, died at age 37 from a bacterial infection related to his drug use.
Real Housewives of Atlanta
star Kandi Burruss
' former fiancé Ashley "A.J." Jewell
, 35, died in October 2009 following a brawl in a nightclub parking lot.
In August 2013, former The Bachelor
contestant Gia Allemand
hung herself by the neck
with a vacuum cord. The 29-year-old left a note saying, "Mom gets everything."
In September 2006, Steve Irwin, star of The Crocodile Hunter, was killed by a stingray while filming a documentary at the age of 44.
Diem Brown, star of The Real World, died of cancer at age 32.
Real Housewives of Orange County star Russell Armstrong succumbed to depression in August 2011, hanging himself by the neck in his Mulholland Drive home. He was 40.
In February 2016, Mob Wives
star Angela Big Ang Raiola
died at age 55 after battling cancer.
In August 2012, The Real World and Celebrity Rehab star Joey Kovar died at age 29 of opiate intoxication.
In February 2015, Vicki Gunvalson
's mom, Joanne Steinmetz
, died in her sleep at age 84. Cameras were rolling during the moment when Vicki got that tragic call, and the heart-wrenching footage was aired on RHOC