Coroner: Businessman, Pink Taco founder Harry Morton, 38, died of natural causes

BEVERLY HILLS, CA - APRIL 17: Harry Morton at the "Saks Fifth Avenue And Angeleno Magazine Present The 2012 Men Of Style" event at Saks Fifth Avenue Beverly Hills on April 17, 2012 in Beverly Hills, California. (Photo by John Shearer/WireImage) (Getty Images)

The Los Angeles County coroner's office announced Wednesday that Harry Morton, founder of the Pink Taco restaurant chain and former owner of the Viper Room nightclub in West Hollywood, died of "probable cardiac arrhythmia," and the manner of death was listed as "natural."

Morton, 38, was found dead in his residence in the 500 block of Haynes Avenue in Beverly Hills about 5:30 p.m. on Nov. 23.

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A secondary cause of death was listed by the coroner's office as "myocardial bridging with coronary artery atherosclerosis."

Morton's father Peter co-founded the Hard Rock Cafe franchise in 1971, and his grandfather Arnie co-founded Morton's The Steakhouse restaurant in 1978.

Harry Morton was a volunteer sheriff's deputy at the Los Angeles County Sheriff's Department's West Hollywood station.

Following his death, actress Lindsay Lohan, who briefly dated Morton years ago, posted a photo of the two on her Instagram account with the caption: "Best friends. Best life."